163947080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{372607}}^1$

素因数の和:372629

約数の個数: 32

約数和(自身を含む): 402416640

約数和(自身を除く): 238469560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 372607, 745214, 1490428, 1863035, 2980856, 3726070, 4098677, 7452140, 8197354, 14904280, 16394708, 20493385, 32789416, 40986770, 81973540, 163947080]

約数ペア:

[(1, 163947080), (2, 81973540), (4, 40986770), (5, 32789416), (8, 20493385), (10, 16394708), (11, 14904280), (20, 8197354), (22, 7452140), (40, 4098677), (44, 3726070), (55, 2980856), (88, 1863035), (110, 1490428), (220, 745214), (440, 372607)]