10405640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{5309}}^1$

素因数の和:5334

約数の個数: 48

約数和(自身を含む): 27240300

約数和(自身を除く): 16834660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 5309, 10618, 21236, 26545, 37163, 42472, 53090, 74326, 106180, 148652, 185815, 212360, 260141, 297304, 371630, 520282, 743260, 1040564, 1300705, 1486520, 2081128, 2601410, 5202820, 10405640]

約数ペア:

[(1, 10405640), (2, 5202820), (4, 2601410), (5, 2081128), (7, 1486520), (8, 1300705), (10, 1040564), (14, 743260), (20, 520282), (28, 371630), (35, 297304), (40, 260141), (49, 212360), (56, 185815), (70, 148652), (98, 106180), (140, 74326), (196, 53090), (245, 42472), (280, 37163), (392, 26545), (490, 21236), (980, 10618), (1960, 5309)]