61470440

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11731}}^1$

素因数の和:11873

約数の個数: 32

約数和(自身を含む): 139376160

約数和(自身を除く): 77905720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 11731, 23462, 46924, 58655, 93848, 117310, 234620, 469240, 1536761, 3073522, 6147044, 7683805, 12294088, 15367610, 30735220, 61470440]

約数ペア:

[(1, 61470440), (2, 30735220), (4, 15367610), (5, 12294088), (8, 7683805), (10, 6147044), (20, 3073522), (40, 1536761), (131, 469240), (262, 234620), (524, 117310), (655, 93848), (1048, 58655), (1310, 46924), (2620, 23462), (5240, 11731)]