20876760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57991}}^1$

素因数の和:58008

約数の個数: 48

約数和(自身を含む): 67850640

約数和(自身を除く): 46973880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57991, 115982, 173973, 231964, 289955, 347946, 463928, 521919, 579910, 695892, 869865, 1043838, 1159820, 1391784, 1739730, 2087676, 2319640, 2609595, 3479460, 4175352, 5219190, 6958920, 10438380, 20876760]

約数ペア:

[(1, 20876760), (2, 10438380), (3, 6958920), (4, 5219190), (5, 4175352), (6, 3479460), (8, 2609595), (9, 2319640), (10, 2087676), (12, 1739730), (15, 1391784), (18, 1159820), (20, 1043838), (24, 869865), (30, 695892), (36, 579910), (40, 521919), (45, 463928), (60, 347946), (72, 289955), (90, 231964), (120, 173973), (180, 115982), (360, 57991)]