4905290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 9631440

約数和(自身を除く): 4726150

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 389, 485, 778, 970, 1261, 1945, 2522, 3890, 5057, 6305, 10114, 12610, 25285, 37733, 50570, 75466, 188665, 377330, 490529, 981058, 2452645, 4905290]

約数ペア:

[(1, 4905290), (2, 2452645), (5, 981058), (10, 490529), (13, 377330), (26, 188665), (65, 75466), (97, 50570), (130, 37733), (194, 25285), (389, 12610), (485, 10114), (778, 6305), (970, 5057), (1261, 3890), (1945, 2522)]