7557876620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{405901}}^1$

素因数の和:405943

約数の個数: 72

約数和(自身を含む): 19434587760

約数和(自身を除く): 11876711140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 405901, 811802, 1623604, 2029505, 2841307, 4059010, 5682614, 7712119, 8118020, 11365228, 14206535, 15424238, 19889149, 28413070, 30848476, 38560595, 39778298, 53984833, 56826140, 77121190, 79556596, 99445745, 107969666, 154242380, 198891490, 215939332, 269924165, 377893831, 397782980, 539848330, 755787662, 1079696660, 1511575324, 1889469155, 3778938310, 7557876620]

約数ペア:

[(1, 7557876620), (2, 3778938310), (4, 1889469155), (5, 1511575324), (7, 1079696660), (10, 755787662), (14, 539848330), (19, 397782980), (20, 377893831), (28, 269924165), (35, 215939332), (38, 198891490), (49, 154242380), (70, 107969666), (76, 99445745), (95, 79556596), (98, 77121190), (133, 56826140), (140, 53984833), (190, 39778298), (196, 38560595), (245, 30848476), (266, 28413070), (380, 19889149), (490, 15424238), (532, 14206535), (665, 11365228), (931, 8118020), (980, 7712119), (1330, 5682614), (1862, 4059010), (2660, 2841307), (3724, 2029505), (4655, 1623604), (9310, 811802), (18620, 405901)]