20873621040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2350633}}^1$

素因数の和:2350686

約数の個数: 80

約数和(自身を含む): 66457124448

約数和(自身を除く): 45583503408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 2350633, 4701266, 7051899, 9402532, 11753165, 14103798, 18805064, 23506330, 28207596, 35259495, 37610128, 47012660, 56415192, 70518990, 86973421, 94025320, 112830384, 141037980, 173946842, 188050640, 260920263, 282075960, 347893684, 434867105, 521840526, 564151920, 695787368, 869734210, 1043681052, 1304601315, 1391574736, 1739468420, 2087362104, 2609202630, 3478936840, 4174724208, 5218405260, 6957873680, 10436810520, 20873621040]

約数ペア:

[(1, 20873621040), (2, 10436810520), (3, 6957873680), (4, 5218405260), (5, 4174724208), (6, 3478936840), (8, 2609202630), (10, 2087362104), (12, 1739468420), (15, 1391574736), (16, 1304601315), (20, 1043681052), (24, 869734210), (30, 695787368), (37, 564151920), (40, 521840526), (48, 434867105), (60, 347893684), (74, 282075960), (80, 260920263), (111, 188050640), (120, 173946842), (148, 141037980), (185, 112830384), (222, 94025320), (240, 86973421), (296, 70518990), (370, 56415192), (444, 47012660), (555, 37610128), (592, 35259495), (740, 28207596), (888, 23506330), (1110, 18805064), (1480, 14103798), (1776, 11753165), (2220, 9402532), (2960, 7051899), (4440, 4701266), (8880, 2350633)]