40088270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1453}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 75375360

約数和(自身を除く): 35287090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1453, 2759, 2906, 5518, 7265, 13795, 14530, 27590, 45043, 90086, 129317, 225215, 258634, 450430, 646585, 1293170, 4008827, 8017654, 20044135, 40088270]

約数ペア:

[(1, 40088270), (2, 20044135), (5, 8017654), (10, 4008827), (31, 1293170), (62, 646585), (89, 450430), (155, 258634), (178, 225215), (310, 129317), (445, 90086), (890, 45043), (1453, 27590), (2759, 14530), (2906, 13795), (5518, 7265)]