40882790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1473

約数の個数: 48

約数和(自身を含む): 84431808

約数和(自身を除く): 43549018

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1105, 1423, 1690, 2210, 2846, 2873, 5746, 7115, 14230, 14365, 18499, 24191, 28730, 36998, 48382, 92495, 120955, 184990, 240487, 241910, 314483, 480974, 628966, 1202435, 1572415, 2404870, 3144830, 4088279, 8176558, 20441395, 40882790]

約数ペア:

[(1, 40882790), (2, 20441395), (5, 8176558), (10, 4088279), (13, 3144830), (17, 2404870), (26, 1572415), (34, 1202435), (65, 628966), (85, 480974), (130, 314483), (169, 241910), (170, 240487), (221, 184990), (338, 120955), (442, 92495), (845, 48382), (1105, 36998), (1423, 28730), (1690, 24191), (2210, 18499), (2846, 14365), (2873, 14230), (5746, 7115)]