1630271740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{39821}}^1$

素因数の和:39942

約数の個数: 48

約数和(自身を含む): 3612651840

約数和(自身を除く): 1982380100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 4094, 8188, 10235, 20470, 39821, 40940, 79642, 159284, 199105, 398210, 796420, 915883, 1831766, 3544069, 3663532, 4579415, 7088138, 9158830, 14176276, 17720345, 18317660, 35440690, 70881380, 81513587, 163027174, 326054348, 407567935, 815135870, 1630271740]

約数ペア:

[(1, 1630271740), (2, 815135870), (4, 407567935), (5, 326054348), (10, 163027174), (20, 81513587), (23, 70881380), (46, 35440690), (89, 18317660), (92, 17720345), (115, 14176276), (178, 9158830), (230, 7088138), (356, 4579415), (445, 3663532), (460, 3544069), (890, 1831766), (1780, 915883), (2047, 796420), (4094, 398210), (8188, 199105), (10235, 159284), (20470, 79642), (39821, 40940)]