4080931760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1645537}}^1$

素因数の和:1645581

約数の個数: 40

約数和(自身を含む): 9794242176

約数和(自身を除く): 5713310416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1645537, 3291074, 6582148, 8227685, 13164296, 16455370, 26328592, 32910740, 51011647, 65821480, 102023294, 131642960, 204046588, 255058235, 408093176, 510116470, 816186352, 1020232940, 2040465880, 4080931760]

約数ペア:

[(1, 4080931760), (2, 2040465880), (4, 1020232940), (5, 816186352), (8, 510116470), (10, 408093176), (16, 255058235), (20, 204046588), (31, 131642960), (40, 102023294), (62, 65821480), (80, 51011647), (124, 32910740), (155, 26328592), (248, 16455370), (310, 13164296), (496, 8227685), (620, 6582148), (1240, 3291074), (2480, 1645537)]