39019390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{659}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 72990720

約数和(自身を除く): 33971330

約数列:

[1, 2, 5, 10, 31, 62, 155, 191, 310, 382, 659, 955, 1318, 1910, 3295, 5921, 6590, 11842, 20429, 29605, 40858, 59210, 102145, 125869, 204290, 251738, 629345, 1258690, 3901939, 7803878, 19509695, 39019390]

約数ペア:

[(1, 39019390), (2, 19509695), (5, 7803878), (10, 3901939), (31, 1258690), (62, 629345), (155, 251738), (191, 204290), (310, 125869), (382, 102145), (659, 59210), (955, 40858), (1318, 29605), (1910, 20429), (3295, 11842), (5921, 6590)]