40220206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 67737600

約数和(自身を除く): 27517394

約数列:

[1, 2, 13, 26, 31, 62, 139, 278, 359, 403, 718, 806, 1807, 3614, 4309, 4667, 8618, 9334, 11129, 22258, 49901, 56017, 99802, 112034, 144677, 289354, 648713, 1297426, 1546931, 3093862, 20110103, 40220206]

約数ペア:

[(1, 40220206), (2, 20110103), (13, 3093862), (26, 1546931), (31, 1297426), (62, 648713), (139, 289354), (278, 144677), (359, 112034), (403, 99802), (718, 56017), (806, 49901), (1807, 22258), (3614, 11129), (4309, 9334), (4667, 8618)]