1397229840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1940597}}^1$

素因数の和:1940616

約数の個数: 60

約数和(自身を含む): 4692365964

約数和(自身を除く): 3295136124

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1940597, 3881194, 5821791, 7762388, 9702985, 11643582, 15524776, 17465373, 19405970, 23287164, 29108955, 31049552, 34930746, 38811940, 46574328, 58217910, 69861492, 77623880, 87326865, 93148656, 116435820, 139722984, 155247760, 174653730, 232871640, 279445968, 349307460, 465743280, 698614920, 1397229840]

約数ペア:

[(1, 1397229840), (2, 698614920), (3, 465743280), (4, 349307460), (5, 279445968), (6, 232871640), (8, 174653730), (9, 155247760), (10, 139722984), (12, 116435820), (15, 93148656), (16, 87326865), (18, 77623880), (20, 69861492), (24, 58217910), (30, 46574328), (36, 38811940), (40, 34930746), (45, 31049552), (48, 29108955), (60, 23287164), (72, 19405970), (80, 17465373), (90, 15524776), (120, 11643582), (144, 9702985), (180, 7762388), (240, 5821791), (360, 3881194), (720, 1940597)]