40465490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3209}}^1$

素因数の和:3326

約数の個数: 32

約数和(自身を含む): 79274160

約数和(自身を除く): 38808670

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 2522, 3209, 6305, 6418, 12610, 16045, 32090, 41717, 83434, 208585, 311273, 417170, 622546, 1556365, 3112730, 4046549, 8093098, 20232745, 40465490]

約数ペア:

[(1, 40465490), (2, 20232745), (5, 8093098), (10, 4046549), (13, 3112730), (26, 1556365), (65, 622546), (97, 417170), (130, 311273), (194, 208585), (485, 83434), (970, 41717), (1261, 32090), (2522, 16045), (3209, 12610), (6305, 6418)]