1490435800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{22651}}^1$

素因数の和:22721

約数の個数: 96

約数和(自身を含む): 4044741120

約数和(自身を除く): 2554305320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 47, 50, 56, 70, 94, 100, 140, 175, 188, 200, 235, 280, 329, 350, 376, 470, 658, 700, 940, 1175, 1316, 1400, 1645, 1880, 2350, 2632, 3290, 4700, 6580, 8225, 9400, 13160, 16450, 22651, 32900, 45302, 65800, 90604, 113255, 158557, 181208, 226510, 317114, 453020, 566275, 634228, 792785, 906040, 1064597, 1132550, 1268456, 1585570, 2129194, 2265100, 3171140, 3963925, 4258388, 4530200, 5322985, 6342280, 7452179, 7927850, 8516776, 10645970, 14904358, 15855700, 21291940, 26614925, 29808716, 31711400, 37260895, 42583880, 53229850, 59617432, 74521790, 106459700, 149043580, 186304475, 212919400, 298087160, 372608950, 745217900, 1490435800]

約数ペア:

[(1, 1490435800), (2, 745217900), (4, 372608950), (5, 298087160), (7, 212919400), (8, 186304475), (10, 149043580), (14, 106459700), (20, 74521790), (25, 59617432), (28, 53229850), (35, 42583880), (40, 37260895), (47, 31711400), (50, 29808716), (56, 26614925), (70, 21291940), (94, 15855700), (100, 14904358), (140, 10645970), (175, 8516776), (188, 7927850), (200, 7452179), (235, 6342280), (280, 5322985), (329, 4530200), (350, 4258388), (376, 3963925), (470, 3171140), (658, 2265100), (700, 2129194), (940, 1585570), (1175, 1268456), (1316, 1132550), (1400, 1064597), (1645, 906040), (1880, 792785), (2350, 634228), (2632, 566275), (3290, 453020), (4700, 317114), (6580, 226510), (8225, 181208), (9400, 158557), (13160, 113255), (16450, 90604), (22651, 65800), (32900, 45302)]