40257380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 87333120

約数和(自身を除く): 47075740

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 113, 188, 226, 235, 379, 452, 470, 565, 758, 940, 1130, 1516, 1895, 2260, 3790, 5311, 7580, 10622, 17813, 21244, 26555, 35626, 42827, 53110, 71252, 85654, 89065, 106220, 171308, 178130, 214135, 356260, 428270, 856540, 2012869, 4025738, 8051476, 10064345, 20128690, 40257380]

約数ペア:

[(1, 40257380), (2, 20128690), (4, 10064345), (5, 8051476), (10, 4025738), (20, 2012869), (47, 856540), (94, 428270), (113, 356260), (188, 214135), (226, 178130), (235, 171308), (379, 106220), (452, 89065), (470, 85654), (565, 71252), (758, 53110), (940, 42827), (1130, 35626), (1516, 26555), (1895, 21244), (2260, 17813), (3790, 10622), (5311, 7580)]