1390419152

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{80989}}^1$

素因数の和:81063

約数の個数: 40

約数和(自身を含む): 2862186600

約数和(自身を除く): 1471767448

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 74, 116, 148, 232, 296, 464, 592, 1073, 2146, 4292, 8584, 17168, 80989, 161978, 323956, 647912, 1295824, 2348681, 2996593, 4697362, 5993186, 9394724, 11986372, 18789448, 23972744, 37578896, 47945488, 86901197, 173802394, 347604788, 695209576, 1390419152]

約数ペア:

[(1, 1390419152), (2, 695209576), (4, 347604788), (8, 173802394), (16, 86901197), (29, 47945488), (37, 37578896), (58, 23972744), (74, 18789448), (116, 11986372), (148, 9394724), (232, 5993186), (296, 4697362), (464, 2996593), (592, 2348681), (1073, 1295824), (2146, 647912), (4292, 323956), (8584, 161978), (17168, 80989)]