86670980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2609}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 199946880

約数和(自身を除く): 113275900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 604, 755, 1510, 1661, 2609, 3020, 3322, 5218, 6644, 8305, 10436, 13045, 16610, 26090, 28699, 33220, 52180, 57398, 114796, 143495, 286990, 393959, 573980, 787918, 1575836, 1969795, 3939590, 4333549, 7879180, 8667098, 17334196, 21667745, 43335490, 86670980]

約数ペア:

[(1, 86670980), (2, 43335490), (4, 21667745), (5, 17334196), (10, 8667098), (11, 7879180), (20, 4333549), (22, 3939590), (44, 1969795), (55, 1575836), (110, 787918), (151, 573980), (220, 393959), (302, 286990), (604, 143495), (755, 114796), (1510, 57398), (1661, 52180), (2609, 33220), (3020, 28699), (3322, 26090), (5218, 16610), (6644, 13045), (8305, 10436)]