23427160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 54665280

約数和(自身を除く): 31238120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 73, 113, 142, 146, 226, 284, 292, 355, 365, 452, 565, 568, 584, 710, 730, 904, 1130, 1420, 1460, 2260, 2840, 2920, 4520, 5183, 8023, 8249, 10366, 16046, 16498, 20732, 25915, 32092, 32996, 40115, 41245, 41464, 51830, 64184, 65992, 80230, 82490, 103660, 160460, 164980, 207320, 320920, 329960, 585679, 1171358, 2342716, 2928395, 4685432, 5856790, 11713580, 23427160]

約数ペア:

[(1, 23427160), (2, 11713580), (4, 5856790), (5, 4685432), (8, 2928395), (10, 2342716), (20, 1171358), (40, 585679), (71, 329960), (73, 320920), (113, 207320), (142, 164980), (146, 160460), (226, 103660), (284, 82490), (292, 80230), (355, 65992), (365, 64184), (452, 51830), (565, 41464), (568, 41245), (584, 40115), (710, 32996), (730, 32092), (904, 25915), (1130, 20732), (1420, 16498), (1460, 16046), (2260, 10366), (2840, 8249), (2920, 8023), (4520, 5183)]