640407696

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{460063}}^1$

素因数の和:460103

約数の個数: 40

約数和(自身を含む): 1711438080

約数和(自身を除く): 1071030384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 460063, 920126, 1380189, 1840252, 2760378, 3680504, 5520756, 7361008, 11041512, 13341827, 22083024, 26683654, 40025481, 53367308, 80050962, 106734616, 160101924, 213469232, 320203848, 640407696]

約数ペア:

[(1, 640407696), (2, 320203848), (3, 213469232), (4, 160101924), (6, 106734616), (8, 80050962), (12, 53367308), (16, 40025481), (24, 26683654), (29, 22083024), (48, 13341827), (58, 11041512), (87, 7361008), (116, 5520756), (174, 3680504), (232, 2760378), (348, 1840252), (464, 1380189), (696, 920126), (1392, 460063)]