39533320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 93985920

約数和(自身を除く): 54452600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 184, 194, 230, 388, 443, 460, 485, 776, 886, 920, 970, 1772, 1940, 2215, 2231, 3544, 3880, 4430, 4462, 8860, 8924, 10189, 11155, 17720, 17848, 20378, 22310, 40756, 42971, 44620, 50945, 81512, 85942, 89240, 101890, 171884, 203780, 214855, 343768, 407560, 429710, 859420, 988333, 1718840, 1976666, 3953332, 4941665, 7906664, 9883330, 19766660, 39533320]

約数ペア:

[(1, 39533320), (2, 19766660), (4, 9883330), (5, 7906664), (8, 4941665), (10, 3953332), (20, 1976666), (23, 1718840), (40, 988333), (46, 859420), (92, 429710), (97, 407560), (115, 343768), (184, 214855), (194, 203780), (230, 171884), (388, 101890), (443, 89240), (460, 85942), (485, 81512), (776, 50945), (886, 44620), (920, 42971), (970, 40756), (1772, 22310), (1940, 20378), (2215, 17848), (2231, 17720), (3544, 11155), (3880, 10189), (4430, 8924), (4462, 8860)]