40477190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 80874288

約数和(自身を除く): 40397098

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 169, 215, 338, 430, 557, 559, 845, 1114, 1118, 1690, 2785, 2795, 5570, 5590, 7241, 7267, 14482, 14534, 23951, 36205, 36335, 47902, 72410, 72670, 94133, 119755, 188266, 239510, 311363, 470665, 622726, 941330, 1556815, 3113630, 4047719, 8095438, 20238595, 40477190]

約数ペア:

[(1, 40477190), (2, 20238595), (5, 8095438), (10, 4047719), (13, 3113630), (26, 1556815), (43, 941330), (65, 622726), (86, 470665), (130, 311363), (169, 239510), (215, 188266), (338, 119755), (430, 94133), (557, 72670), (559, 72410), (845, 47902), (1114, 36335), (1118, 36205), (1690, 23951), (2785, 14534), (2795, 14482), (5570, 7267), (5590, 7241)]