22257280

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 53978400

約数和(自身を除く): 31721120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 419, 640, 664, 830, 838, 1328, 1660, 1676, 2095, 2656, 3320, 3352, 4190, 5312, 6640, 6704, 8380, 10624, 13280, 13408, 16760, 26560, 26816, 33520, 34777, 53120, 53632, 67040, 69554, 134080, 139108, 173885, 268160, 278216, 347770, 556432, 695540, 1112864, 1391080, 2225728, 2782160, 4451456, 5564320, 11128640, 22257280]

約数ペア:

[(1, 22257280), (2, 11128640), (4, 5564320), (5, 4451456), (8, 2782160), (10, 2225728), (16, 1391080), (20, 1112864), (32, 695540), (40, 556432), (64, 347770), (80, 278216), (83, 268160), (128, 173885), (160, 139108), (166, 134080), (320, 69554), (332, 67040), (415, 53632), (419, 53120), (640, 34777), (664, 33520), (830, 26816), (838, 26560), (1328, 16760), (1660, 13408), (1676, 13280), (2095, 10624), (2656, 8380), (3320, 6704), (3352, 6640), (4190, 5312)]