40245705

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 74305920

約数和(自身を除く): 34060215

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 103, 171, 285, 309, 457, 515, 855, 927, 1371, 1545, 1957, 2285, 4113, 4635, 5871, 6855, 8683, 9785, 17613, 20565, 26049, 29355, 43415, 47071, 78147, 88065, 130245, 141213, 235355, 390735, 423639, 706065, 894349, 2118195, 2683047, 4471745, 8049141, 13415235, 40245705]

約数ペア:

[(1, 40245705), (3, 13415235), (5, 8049141), (9, 4471745), (15, 2683047), (19, 2118195), (45, 894349), (57, 706065), (95, 423639), (103, 390735), (171, 235355), (285, 141213), (309, 130245), (457, 88065), (515, 78147), (855, 47071), (927, 43415), (1371, 29355), (1545, 26049), (1957, 20565), (2285, 17613), (4113, 9785), (4635, 8683), (5871, 6855)]