18947200

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 48568320

約数和(自身を除く): 29621120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 191, 200, 248, 310, 320, 382, 400, 496, 620, 640, 764, 775, 800, 955, 992, 1240, 1528, 1550, 1600, 1910, 1984, 2480, 3056, 3100, 3200, 3820, 3968, 4775, 4960, 5921, 6112, 6200, 7640, 9550, 9920, 11842, 12224, 12400, 15280, 19100, 19840, 23684, 24448, 24800, 29605, 30560, 38200, 47368, 49600, 59210, 61120, 76400, 94736, 99200, 118420, 122240, 148025, 152800, 189472, 236840, 296050, 305600, 378944, 473680, 592100, 611200, 757888, 947360, 1184200, 1894720, 2368400, 3789440, 4736800, 9473600, 18947200]

約数ペア:

[(1, 18947200), (2, 9473600), (4, 4736800), (5, 3789440), (8, 2368400), (10, 1894720), (16, 1184200), (20, 947360), (25, 757888), (31, 611200), (32, 592100), (40, 473680), (50, 378944), (62, 305600), (64, 296050), (80, 236840), (100, 189472), (124, 152800), (128, 148025), (155, 122240), (160, 118420), (191, 99200), (200, 94736), (248, 76400), (310, 61120), (320, 59210), (382, 49600), (400, 47368), (496, 38200), (620, 30560), (640, 29605), (764, 24800), (775, 24448), (800, 23684), (955, 19840), (992, 19100), (1240, 15280), (1528, 12400), (1550, 12224), (1600, 11842), (1910, 9920), (1984, 9550), (2480, 7640), (3056, 6200), (3100, 6112), (3200, 5921), (3820, 4960), (3968, 4775)]