19469940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 62920704

約数和(自身を除く): 43450764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 151, 210, 302, 307, 420, 453, 604, 614, 755, 906, 921, 1057, 1228, 1510, 1535, 1812, 1842, 2114, 2149, 2265, 3020, 3070, 3171, 3684, 4228, 4298, 4530, 4605, 5285, 6140, 6342, 6447, 8596, 9060, 9210, 10570, 10745, 12684, 12894, 15855, 18420, 21140, 21490, 25788, 31710, 32235, 42980, 46357, 63420, 64470, 92714, 128940, 139071, 185428, 231785, 278142, 324499, 463570, 556284, 648998, 695355, 927140, 973497, 1297996, 1390710, 1622495, 1946994, 2781420, 3244990, 3893988, 4867485, 6489980, 9734970, 19469940]

約数ペア:

[(1, 19469940), (2, 9734970), (3, 6489980), (4, 4867485), (5, 3893988), (6, 3244990), (7, 2781420), (10, 1946994), (12, 1622495), (14, 1390710), (15, 1297996), (20, 973497), (21, 927140), (28, 695355), (30, 648998), (35, 556284), (42, 463570), (60, 324499), (70, 278142), (84, 231785), (105, 185428), (140, 139071), (151, 128940), (210, 92714), (302, 64470), (307, 63420), (420, 46357), (453, 42980), (604, 32235), (614, 31710), (755, 25788), (906, 21490), (921, 21140), (1057, 18420), (1228, 15855), (1510, 12894), (1535, 12684), (1812, 10745), (1842, 10570), (2114, 9210), (2149, 9060), (2265, 8596), (3020, 6447), (3070, 6342), (3171, 6140), (3684, 5285), (4228, 4605), (4298, 4530)]