253352020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{683}}^1\times {\mathrm{1091}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 564677568

約数和(自身を除く): 311325548

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 683, 1091, 1366, 2182, 2732, 3415, 4364, 5455, 6830, 10910, 11611, 13660, 18547, 21820, 23222, 37094, 46444, 58055, 74188, 92735, 116110, 185470, 232220, 370940, 745153, 1490306, 2980612, 3725765, 7451530, 12667601, 14903060, 25335202, 50670404, 63338005, 126676010, 253352020]

約数ペア:

[(1, 253352020), (2, 126676010), (4, 63338005), (5, 50670404), (10, 25335202), (17, 14903060), (20, 12667601), (34, 7451530), (68, 3725765), (85, 2980612), (170, 1490306), (340, 745153), (683, 370940), (1091, 232220), (1366, 185470), (2182, 116110), (2732, 92735), (3415, 74188), (4364, 58055), (5455, 46444), (6830, 37094), (10910, 23222), (11611, 21820), (13660, 18547)]