202318220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21031}}^1$

素因数の和:21090

約数の個数: 48

約数和(自身を含む): 469939008

約数和(自身を除く): 267620788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 21031, 42062, 84124, 105155, 210310, 273403, 420620, 546806, 778147, 1093612, 1367015, 1556294, 2734030, 3112588, 3890735, 5468060, 7781470, 10115911, 15562940, 20231822, 40463644, 50579555, 101159110, 202318220]

約数ペア:

[(1, 202318220), (2, 101159110), (4, 50579555), (5, 40463644), (10, 20231822), (13, 15562940), (20, 10115911), (26, 7781470), (37, 5468060), (52, 3890735), (65, 3112588), (74, 2734030), (130, 1556294), (148, 1367015), (185, 1093612), (260, 778147), (370, 546806), (481, 420620), (740, 273403), (962, 210310), (1924, 105155), (2405, 84124), (4810, 42062), (9620, 21031)]