18440040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4957}}^1$

素因数の和:5002

約数の個数: 64

約数和(自身を含む): 57116160

約数和(自身を除く): 38676120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 4957, 9914, 14871, 19828, 24785, 29742, 39656, 49570, 59484, 74355, 99140, 118968, 148710, 153667, 198280, 297420, 307334, 461001, 594840, 614668, 768335, 922002, 1229336, 1536670, 1844004, 2305005, 3073340, 3688008, 4610010, 6146680, 9220020, 18440040]

約数ペア:

[(1, 18440040), (2, 9220020), (3, 6146680), (4, 4610010), (5, 3688008), (6, 3073340), (8, 2305005), (10, 1844004), (12, 1536670), (15, 1229336), (20, 922002), (24, 768335), (30, 614668), (31, 594840), (40, 461001), (60, 307334), (62, 297420), (93, 198280), (120, 153667), (124, 148710), (155, 118968), (186, 99140), (248, 74355), (310, 59484), (372, 49570), (465, 39656), (620, 29742), (744, 24785), (930, 19828), (1240, 14871), (1860, 9914), (3720, 4957)]