40531790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4271}}^1$

素因数の和:4364

約数の個数: 32

約数和(自身を含む): 79664256

約数和(自身を除く): 39132466

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4271, 4745, 8542, 9490, 21355, 42710, 55523, 111046, 277615, 311783, 555230, 623566, 1558915, 3117830, 4053179, 8106358, 20265895, 40531790]

約数ペア:

[(1, 40531790), (2, 20265895), (5, 8106358), (10, 4053179), (13, 3117830), (26, 1558915), (65, 623566), (73, 555230), (130, 311783), (146, 277615), (365, 111046), (730, 55523), (949, 42710), (1898, 21355), (4271, 9490), (4745, 8542)]