280520096140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13613}}^1\times {\mathrm{27847}}^1$

素因数の和:41506

約数の個数: 48

約数和(自身を含む): 605079784512

約数和(自身を除く): 324559688372

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 13613, 27226, 27847, 54452, 55694, 68065, 111388, 136130, 139235, 272260, 278470, 503681, 556940, 1007362, 1030339, 2014724, 2060678, 2518405, 4121356, 5036810, 5151695, 10073620, 10303390, 20606780, 379081211, 758162422, 1516324844, 1895406055, 3790812110, 7581624220, 14026004807, 28052009614, 56104019228, 70130024035, 140260048070, 280520096140]

約数ペア:

[(1, 280520096140), (2, 140260048070), (4, 70130024035), (5, 56104019228), (10, 28052009614), (20, 14026004807), (37, 7581624220), (74, 3790812110), (148, 1895406055), (185, 1516324844), (370, 758162422), (740, 379081211), (13613, 20606780), (27226, 10303390), (27847, 10073620), (54452, 5151695), (55694, 5036810), (68065, 4121356), (111388, 2518405), (136130, 2060678), (139235, 2014724), (272260, 1030339), (278470, 1007362), (503681, 556940)]