2019384800

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:661

約数の個数: 144

約数和(自身を含む): 5084955792

約数和(自身を除く): 3065570992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 97, 100, 106, 160, 194, 200, 212, 265, 388, 400, 424, 485, 491, 530, 776, 800, 848, 970, 982, 1060, 1325, 1552, 1696, 1940, 1964, 2120, 2425, 2455, 2650, 3104, 3880, 3928, 4240, 4850, 4910, 5141, 5300, 7760, 7856, 8480, 9700, 9820, 10282, 10600, 12275, 15520, 15712, 19400, 19640, 20564, 21200, 24550, 25705, 26023, 38800, 39280, 41128, 42400, 47627, 49100, 51410, 52046, 77600, 78560, 82256, 95254, 98200, 102820, 104092, 128525, 130115, 164512, 190508, 196400, 205640, 208184, 238135, 257050, 260230, 381016, 392800, 411280, 416368, 476270, 514100, 520460, 650575, 762032, 822560, 832736, 952540, 1028200, 1040920, 1190675, 1301150, 1524064, 1905080, 2056400, 2081840, 2381350, 2524231, 2602300, 3810160, 4112800, 4163680, 4762700, 5048462, 5204600, 7620320, 9525400, 10096924, 10409200, 12621155, 19050800, 20193848, 20818400, 25242310, 38101600, 40387696, 50484620, 63105775, 80775392, 100969240, 126211550, 201938480, 252423100, 403876960, 504846200, 1009692400, 2019384800]

約数ペア:

[(1, 2019384800), (2, 1009692400), (4, 504846200), (5, 403876960), (8, 252423100), (10, 201938480), (16, 126211550), (20, 100969240), (25, 80775392), (32, 63105775), (40, 50484620), (50, 40387696), (53, 38101600), (80, 25242310), (97, 20818400), (100, 20193848), (106, 19050800), (160, 12621155), (194, 10409200), (200, 10096924), (212, 9525400), (265, 7620320), (388, 5204600), (400, 5048462), (424, 4762700), (485, 4163680), (491, 4112800), (530, 3810160), (776, 2602300), (800, 2524231), (848, 2381350), (970, 2081840), (982, 2056400), (1060, 1905080), (1325, 1524064), (1552, 1301150), (1696, 1190675), (1940, 1040920), (1964, 1028200), (2120, 952540), (2425, 832736), (2455, 822560), (2650, 762032), (3104, 650575), (3880, 520460), (3928, 514100), (4240, 476270), (4850, 416368), (4910, 411280), (5141, 392800), (5300, 381016), (7760, 260230), (7856, 257050), (8480, 238135), (9700, 208184), (9820, 205640), (10282, 196400), (10600, 190508), (12275, 164512), (15520, 130115), (15712, 128525), (19400, 104092), (19640, 102820), (20564, 98200), (21200, 95254), (24550, 82256), (25705, 78560), (26023, 77600), (38800, 52046), (39280, 51410), (41128, 49100), (42400, 47627)]