2100070520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{181667}}^1$

素因数の和:181712

約数の個数: 48

約数和(自身を含む): 5019486840

約数和(自身を除く): 2919416320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 181667, 363334, 726668, 908335, 1453336, 1816670, 3088339, 3633340, 6176678, 7266680, 12353356, 15441695, 24706712, 30883390, 52501763, 61766780, 105003526, 123533560, 210007052, 262508815, 420014104, 525017630, 1050035260, 2100070520]

約数ペア:

[(1, 2100070520), (2, 1050035260), (4, 525017630), (5, 420014104), (8, 262508815), (10, 210007052), (17, 123533560), (20, 105003526), (34, 61766780), (40, 52501763), (68, 30883390), (85, 24706712), (136, 15441695), (170, 12353356), (289, 7266680), (340, 6176678), (578, 3633340), (680, 3088339), (1156, 1816670), (1445, 1453336), (2312, 908335), (2890, 726668), (5780, 363334), (11560, 181667)]