2106156923480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11941}}^1\times {\mathrm{72287}}^1$

素因数の和:84300

約数の個数: 64

約数和(自身を含む): 4817009191680

約数和(自身を除く): 2710852268200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11941, 23882, 47764, 59705, 72287, 95528, 119410, 144574, 238820, 289148, 361435, 477640, 578296, 722870, 728401, 1445740, 1456802, 2891480, 2913604, 3642005, 4409507, 5827208, 7284010, 8819014, 14568020, 17638028, 22047535, 29136040, 35276056, 44095070, 88190140, 176380280, 863179067, 1726358134, 3452716268, 4315895335, 6905432536, 8631790670, 17263581340, 34527162680, 52653923087, 105307846174, 210615692348, 263269615435, 421231384696, 526539230870, 1053078461740, 2106156923480]

約数ペア:

[(1, 2106156923480), (2, 1053078461740), (4, 526539230870), (5, 421231384696), (8, 263269615435), (10, 210615692348), (20, 105307846174), (40, 52653923087), (61, 34527162680), (122, 17263581340), (244, 8631790670), (305, 6905432536), (488, 4315895335), (610, 3452716268), (1220, 1726358134), (2440, 863179067), (11941, 176380280), (23882, 88190140), (47764, 44095070), (59705, 35276056), (72287, 29136040), (95528, 22047535), (119410, 17638028), (144574, 14568020), (238820, 8819014), (289148, 7284010), (361435, 5827208), (477640, 4409507), (578296, 3642005), (722870, 2913604), (728401, 2891480), (1445740, 1456802)]