40377621320

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1477951}}^1$

素因数の和:1478645

約数の個数: 32

約数和(自身を含む): 90982725120

約数和(自身を除く): 50605103800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3415, 5464, 6830, 13660, 27320, 1477951, 2955902, 5911804, 7389755, 11823608, 14779510, 29559020, 59118040, 1009440533, 2018881066, 4037762132, 5047202665, 8075524264, 10094405330, 20188810660, 40377621320]

約数ペア:

[(1, 40377621320), (2, 20188810660), (4, 10094405330), (5, 8075524264), (8, 5047202665), (10, 4037762132), (20, 2018881066), (40, 1009440533), (683, 59118040), (1366, 29559020), (2732, 14779510), (3415, 11823608), (5464, 7389755), (6830, 5911804), (13660, 2955902), (27320, 1477951)]