40244990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 74691936

約数和(自身を除く): 34446946

約数列:

[1, 2, 5, 10, 43, 86, 173, 215, 346, 430, 541, 865, 1082, 1730, 2705, 5410, 7439, 14878, 23263, 37195, 46526, 74390, 93593, 116315, 187186, 232630, 467965, 935930, 4024499, 8048998, 20122495, 40244990]

約数ペア:

[(1, 40244990), (2, 20122495), (5, 8048998), (10, 4024499), (43, 935930), (86, 467965), (173, 232630), (215, 187186), (346, 116315), (430, 93593), (541, 74390), (865, 46526), (1082, 37195), (1730, 23263), (2705, 14878), (5410, 7439)]