12471420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 38384640

約数和(自身を除く): 25913220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 59, 60, 65, 78, 118, 130, 156, 177, 195, 236, 260, 271, 295, 354, 390, 542, 590, 708, 767, 780, 813, 885, 1084, 1180, 1355, 1534, 1626, 1770, 2301, 2710, 3068, 3252, 3523, 3540, 3835, 4065, 4602, 5420, 7046, 7670, 8130, 9204, 10569, 11505, 14092, 15340, 15989, 16260, 17615, 21138, 23010, 31978, 35230, 42276, 46020, 47967, 52845, 63956, 70460, 79945, 95934, 105690, 159890, 191868, 207857, 211380, 239835, 319780, 415714, 479670, 623571, 831428, 959340, 1039285, 1247142, 2078570, 2494284, 3117855, 4157140, 6235710, 12471420]

約数ペア:

[(1, 12471420), (2, 6235710), (3, 4157140), (4, 3117855), (5, 2494284), (6, 2078570), (10, 1247142), (12, 1039285), (13, 959340), (15, 831428), (20, 623571), (26, 479670), (30, 415714), (39, 319780), (52, 239835), (59, 211380), (60, 207857), (65, 191868), (78, 159890), (118, 105690), (130, 95934), (156, 79945), (177, 70460), (195, 63956), (236, 52845), (260, 47967), (271, 46020), (295, 42276), (354, 35230), (390, 31978), (542, 23010), (590, 21138), (708, 17615), (767, 16260), (780, 15989), (813, 15340), (885, 14092), (1084, 11505), (1180, 10569), (1355, 9204), (1534, 8130), (1626, 7670), (1770, 7046), (2301, 5420), (2710, 4602), (3068, 4065), (3252, 3835), (3523, 3540)]