7378540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 17524080

約数和(自身を除く): 10145540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 59, 65, 74, 118, 130, 148, 169, 185, 236, 260, 295, 338, 370, 481, 590, 676, 740, 767, 845, 962, 1180, 1534, 1690, 1924, 2183, 2405, 3068, 3380, 3835, 4366, 4810, 6253, 7670, 8732, 9620, 9971, 10915, 12506, 15340, 19942, 21830, 25012, 28379, 31265, 39884, 43660, 49855, 56758, 62530, 99710, 113516, 125060, 141895, 199420, 283790, 368927, 567580, 737854, 1475708, 1844635, 3689270, 7378540]

約数ペア:

[(1, 7378540), (2, 3689270), (4, 1844635), (5, 1475708), (10, 737854), (13, 567580), (20, 368927), (26, 283790), (37, 199420), (52, 141895), (59, 125060), (65, 113516), (74, 99710), (118, 62530), (130, 56758), (148, 49855), (169, 43660), (185, 39884), (236, 31265), (260, 28379), (295, 25012), (338, 21830), (370, 19942), (481, 15340), (590, 12506), (676, 10915), (740, 9971), (767, 9620), (845, 8732), (962, 7670), (1180, 6253), (1534, 4810), (1690, 4366), (1924, 3835), (2183, 3380), (2405, 3068)]