40940536

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56237}}^1$

素因数の和:56263

約数の個数: 32

約数和(自身を含む): 94479840

約数和(自身を除く): 53539304

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 56237, 112474, 224948, 393659, 449896, 731081, 787318, 1462162, 1574636, 2924324, 3149272, 5117567, 5848648, 10235134, 20470268, 40940536]

約数ペア:

[(1, 40940536), (2, 20470268), (4, 10235134), (7, 5848648), (8, 5117567), (13, 3149272), (14, 2924324), (26, 1574636), (28, 1462162), (52, 787318), (56, 731081), (91, 449896), (104, 393659), (182, 224948), (364, 112474), (728, 56237)]