20829360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1471}}^1$

素因数の和:1546

約数の個数: 80

約数和(自身を含む): 65710080

約数和(自身を除く): 44880720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 80, 118, 120, 177, 236, 240, 295, 354, 472, 590, 708, 885, 944, 1180, 1416, 1471, 1770, 2360, 2832, 2942, 3540, 4413, 4720, 5884, 7080, 7355, 8826, 11768, 14160, 14710, 17652, 22065, 23536, 29420, 35304, 44130, 58840, 70608, 86789, 88260, 117680, 173578, 176520, 260367, 347156, 353040, 433945, 520734, 694312, 867890, 1041468, 1301835, 1388624, 1735780, 2082936, 2603670, 3471560, 4165872, 5207340, 6943120, 10414680, 20829360]

約数ペア:

[(1, 20829360), (2, 10414680), (3, 6943120), (4, 5207340), (5, 4165872), (6, 3471560), (8, 2603670), (10, 2082936), (12, 1735780), (15, 1388624), (16, 1301835), (20, 1041468), (24, 867890), (30, 694312), (40, 520734), (48, 433945), (59, 353040), (60, 347156), (80, 260367), (118, 176520), (120, 173578), (177, 117680), (236, 88260), (240, 86789), (295, 70608), (354, 58840), (472, 44130), (590, 35304), (708, 29420), (885, 23536), (944, 22065), (1180, 17652), (1416, 14710), (1471, 14160), (1770, 11768), (2360, 8826), (2832, 7355), (2942, 7080), (3540, 5884), (4413, 4720)]