18948867280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33837263}}^1$

素因数の和:33837283

約数の個数: 40

約数和(自身を含む): 50349848832

約数和(自身を除く): 31400981552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33837263, 67674526, 135349052, 169186315, 236860841, 270698104, 338372630, 473721682, 541396208, 676745260, 947443364, 1184304205, 1353490520, 1894886728, 2368608410, 2706981040, 3789773456, 4737216820, 9474433640, 18948867280]

約数ペア:

[(1, 18948867280), (2, 9474433640), (4, 4737216820), (5, 3789773456), (7, 2706981040), (8, 2368608410), (10, 1894886728), (14, 1353490520), (16, 1184304205), (20, 947443364), (28, 676745260), (35, 541396208), (40, 473721682), (56, 338372630), (70, 270698104), (80, 236860841), (112, 169186315), (140, 135349052), (280, 67674526), (560, 33837263)]