22911920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{991}}^1$

素因数の和:1038

約数の個数: 60

約数和(自身を含む): 56645184

約数和(自身を除く): 33733264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 991, 1156, 1360, 1445, 1982, 2312, 2890, 3964, 4624, 4955, 5780, 7928, 9910, 11560, 15856, 16847, 19820, 23120, 33694, 39640, 67388, 79280, 84235, 134776, 168470, 269552, 286399, 336940, 572798, 673880, 1145596, 1347760, 1431995, 2291192, 2863990, 4582384, 5727980, 11455960, 22911920]

約数ペア:

[(1, 22911920), (2, 11455960), (4, 5727980), (5, 4582384), (8, 2863990), (10, 2291192), (16, 1431995), (17, 1347760), (20, 1145596), (34, 673880), (40, 572798), (68, 336940), (80, 286399), (85, 269552), (136, 168470), (170, 134776), (272, 84235), (289, 79280), (340, 67388), (578, 39640), (680, 33694), (991, 23120), (1156, 19820), (1360, 16847), (1445, 15856), (1982, 11560), (2312, 9910), (2890, 7928), (3964, 5780), (4624, 4955)]