20836320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:624

約数の個数: 96

約数和(自身を含む): 66552192

約数和(自身を除く): 45715872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 83, 96, 120, 160, 166, 240, 249, 332, 415, 480, 498, 523, 664, 830, 996, 1046, 1245, 1328, 1569, 1660, 1992, 2092, 2490, 2615, 2656, 3138, 3320, 3984, 4184, 4980, 5230, 6276, 6640, 7845, 7968, 8368, 9960, 10460, 12552, 13280, 15690, 16736, 19920, 20920, 25104, 31380, 39840, 41840, 43409, 50208, 62760, 83680, 86818, 125520, 130227, 173636, 217045, 251040, 260454, 347272, 434090, 520908, 651135, 694544, 868180, 1041816, 1302270, 1389088, 1736360, 2083632, 2604540, 3472720, 4167264, 5209080, 6945440, 10418160, 20836320]

約数ペア:

[(1, 20836320), (2, 10418160), (3, 6945440), (4, 5209080), (5, 4167264), (6, 3472720), (8, 2604540), (10, 2083632), (12, 1736360), (15, 1389088), (16, 1302270), (20, 1041816), (24, 868180), (30, 694544), (32, 651135), (40, 520908), (48, 434090), (60, 347272), (80, 260454), (83, 251040), (96, 217045), (120, 173636), (160, 130227), (166, 125520), (240, 86818), (249, 83680), (332, 62760), (415, 50208), (480, 43409), (498, 41840), (523, 39840), (664, 31380), (830, 25104), (996, 20920), (1046, 19920), (1245, 16736), (1328, 15690), (1569, 13280), (1660, 12552), (1992, 10460), (2092, 9960), (2490, 8368), (2615, 7968), (2656, 7845), (3138, 6640), (3320, 6276), (3984, 5230), (4184, 4980)]