1880456830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{641}}^1\times {\mathrm{5987}}^1$

素因数の和:6649

約数の個数: 48

約数和(自身を含む): 3944247696

約数和(自身を除く): 2063790866

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 641, 1282, 3205, 4487, 5987, 6410, 8974, 11974, 22435, 29935, 31409, 41909, 44870, 59870, 62818, 83818, 157045, 209545, 293363, 314090, 419090, 586726, 1466815, 2933630, 3837667, 7675334, 19188335, 26863669, 38376670, 53727338, 134318345, 188045683, 268636690, 376091366, 940228415, 1880456830]

約数ペア:

[(1, 1880456830), (2, 940228415), (5, 376091366), (7, 268636690), (10, 188045683), (14, 134318345), (35, 53727338), (49, 38376670), (70, 26863669), (98, 19188335), (245, 7675334), (490, 3837667), (641, 2933630), (1282, 1466815), (3205, 586726), (4487, 419090), (5987, 314090), (6410, 293363), (8974, 209545), (11974, 157045), (22435, 83818), (29935, 62818), (31409, 59870), (41909, 44870)]