201643460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5441}}^1$

素因数の和:5576

約数の個数: 48

約数和(自身を含む): 452556720

約数和(自身を除く): 250913260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 3706, 5441, 7412, 9265, 10882, 18530, 21764, 27205, 37060, 54410, 92497, 108820, 184994, 369988, 462485, 593069, 924970, 1186138, 1849940, 2372276, 2965345, 5930690, 10082173, 11861380, 20164346, 40328692, 50410865, 100821730, 201643460]

約数ペア:

[(1, 201643460), (2, 100821730), (4, 50410865), (5, 40328692), (10, 20164346), (17, 11861380), (20, 10082173), (34, 5930690), (68, 2965345), (85, 2372276), (109, 1849940), (170, 1186138), (218, 924970), (340, 593069), (436, 462485), (545, 369988), (1090, 184994), (1853, 108820), (2180, 92497), (3706, 54410), (5441, 37060), (7412, 27205), (9265, 21764), (10882, 18530)]