869378620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{23663}}^1$

素因数の和:23850

約数の個数: 48

約数和(自身を含む): 2003678208

約数和(自身を除く): 1134299588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 7348, 9185, 18370, 23663, 36740, 47326, 94652, 118315, 236630, 260293, 473260, 520586, 1041172, 1301465, 2602930, 3951721, 5205860, 7903442, 15806884, 19758605, 39517210, 43468931, 79034420, 86937862, 173875724, 217344655, 434689310, 869378620]

約数ペア:

[(1, 869378620), (2, 434689310), (4, 217344655), (5, 173875724), (10, 86937862), (11, 79034420), (20, 43468931), (22, 39517210), (44, 19758605), (55, 15806884), (110, 7903442), (167, 5205860), (220, 3951721), (334, 2602930), (668, 1301465), (835, 1041172), (1670, 520586), (1837, 473260), (3340, 260293), (3674, 236630), (7348, 118315), (9185, 94652), (18370, 47326), (23663, 36740)]