3978840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 12130560

約数和(自身を除く): 8151720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 467, 568, 710, 852, 934, 1065, 1401, 1420, 1704, 1868, 2130, 2335, 2802, 2840, 3736, 4260, 4670, 5604, 7005, 8520, 9340, 11208, 14010, 18680, 28020, 33157, 56040, 66314, 99471, 132628, 165785, 198942, 265256, 331570, 397884, 497355, 663140, 795768, 994710, 1326280, 1989420, 3978840]

約数ペア:

[(1, 3978840), (2, 1989420), (3, 1326280), (4, 994710), (5, 795768), (6, 663140), (8, 497355), (10, 397884), (12, 331570), (15, 265256), (20, 198942), (24, 165785), (30, 132628), (40, 99471), (60, 66314), (71, 56040), (120, 33157), (142, 28020), (213, 18680), (284, 14010), (355, 11208), (426, 9340), (467, 8520), (568, 7005), (710, 5604), (852, 4670), (934, 4260), (1065, 3736), (1401, 2840), (1420, 2802), (1704, 2335), (1868, 2130)]