378016780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{14011}}^1$

素因数の和:14110

約数の個数: 48

約数和(自身を含む): 847445760

約数和(自身を除く): 469428980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490, 14011, 26980, 28022, 56044, 70055, 140110, 266209, 280220, 532418, 994781, 1064836, 1331045, 1989562, 2662090, 3979124, 4973905, 5324180, 9947810, 18900839, 19895620, 37801678, 75603356, 94504195, 189008390, 378016780]

約数ペア:

[(1, 378016780), (2, 189008390), (4, 94504195), (5, 75603356), (10, 37801678), (19, 19895620), (20, 18900839), (38, 9947810), (71, 5324180), (76, 4973905), (95, 3979124), (142, 2662090), (190, 1989562), (284, 1331045), (355, 1064836), (380, 994781), (710, 532418), (1349, 280220), (1420, 266209), (2698, 140110), (5396, 70055), (6745, 56044), (13490, 28022), (14011, 26980)]