20148479970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{887}}^1\times {\mathrm{2879}}^1$

素因数の和:4039

約数の個数: 64

約数和(自身を含む): 48611819520

約数和(自身を除く): 28463339550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 887, 1315, 1578, 1774, 2630, 2661, 2879, 3945, 4435, 5322, 5758, 7890, 8637, 8870, 13305, 14395, 17274, 26610, 28790, 43185, 86370, 233281, 466562, 699843, 757177, 1166405, 1399686, 1514354, 2271531, 2332810, 2553673, 3499215, 3785885, 4543062, 5107346, 6998430, 7571770, 7661019, 11357655, 12768365, 15322038, 22715310, 25536730, 38305095, 76610190, 671615999, 1343231998, 2014847997, 3358079995, 4029695994, 6716159990, 10074239985, 20148479970]

約数ペア:

[(1, 20148479970), (2, 10074239985), (3, 6716159990), (5, 4029695994), (6, 3358079995), (10, 2014847997), (15, 1343231998), (30, 671615999), (263, 76610190), (526, 38305095), (789, 25536730), (887, 22715310), (1315, 15322038), (1578, 12768365), (1774, 11357655), (2630, 7661019), (2661, 7571770), (2879, 6998430), (3945, 5107346), (4435, 4543062), (5322, 3785885), (5758, 3499215), (7890, 2553673), (8637, 2332810), (8870, 2271531), (13305, 1514354), (14395, 1399686), (17274, 1166405), (26610, 757177), (28790, 699843), (43185, 466562), (86370, 233281)]