20040377946

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{70289}}^1$

素因数の和:70415

約数の個数: 64

約数和(自身を含む): 43928438400

約数和(自身を除く): 23888060454

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 61, 82, 114, 122, 123, 183, 246, 366, 779, 1159, 1558, 2318, 2337, 2501, 3477, 4674, 5002, 6954, 7503, 15006, 47519, 70289, 95038, 140578, 142557, 210867, 285114, 421734, 1335491, 2670982, 2881849, 4006473, 4287629, 5763698, 8012946, 8575258, 8645547, 12862887, 17291094, 25725774, 54755131, 81464951, 109510262, 162929902, 164265393, 175792789, 244394853, 328530786, 351585578, 488789706, 527378367, 1054756734, 3340062991, 6680125982, 10020188973, 20040377946]

約数ペア:

[(1, 20040377946), (2, 10020188973), (3, 6680125982), (6, 3340062991), (19, 1054756734), (38, 527378367), (41, 488789706), (57, 351585578), (61, 328530786), (82, 244394853), (114, 175792789), (122, 164265393), (123, 162929902), (183, 109510262), (246, 81464951), (366, 54755131), (779, 25725774), (1159, 17291094), (1558, 12862887), (2318, 8645547), (2337, 8575258), (2501, 8012946), (3477, 5763698), (4674, 4287629), (5002, 4006473), (6954, 2881849), (7503, 2670982), (15006, 1335491), (47519, 421734), (70289, 285114), (95038, 210867), (140578, 142557)]