22503920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16547}}^1$

素因数の和:16577

約数の個数: 40

約数和(自身を含む): 55402704

約数和(自身を除く): 32898784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 16547, 33094, 66188, 82735, 132376, 165470, 264752, 281299, 330940, 562598, 661880, 1125196, 1323760, 1406495, 2250392, 2812990, 4500784, 5625980, 11251960, 22503920]

約数ペア:

[(1, 22503920), (2, 11251960), (4, 5625980), (5, 4500784), (8, 2812990), (10, 2250392), (16, 1406495), (17, 1323760), (20, 1125196), (34, 661880), (40, 562598), (68, 330940), (80, 281299), (85, 264752), (136, 165470), (170, 132376), (272, 82735), (340, 66188), (680, 33094), (1360, 16547)]