22321640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 55460160

約数和(自身を除く): 33138520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 523, 776, 970, 1046, 1067, 1940, 2092, 2134, 2615, 3880, 4184, 4268, 5230, 5335, 5753, 8536, 10460, 10670, 11506, 20920, 21340, 23012, 28765, 42680, 46024, 50731, 57530, 101462, 115060, 202924, 230120, 253655, 405848, 507310, 558041, 1014620, 1116082, 2029240, 2232164, 2790205, 4464328, 5580410, 11160820, 22321640]

約数ペア:

[(1, 22321640), (2, 11160820), (4, 5580410), (5, 4464328), (8, 2790205), (10, 2232164), (11, 2029240), (20, 1116082), (22, 1014620), (40, 558041), (44, 507310), (55, 405848), (88, 253655), (97, 230120), (110, 202924), (194, 115060), (220, 101462), (388, 57530), (440, 50731), (485, 46024), (523, 42680), (776, 28765), (970, 23012), (1046, 21340), (1067, 20920), (1940, 11506), (2092, 10670), (2134, 10460), (2615, 8536), (3880, 5753), (4184, 5335), (4268, 5230)]