143856340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{54907}}^1$

素因数の和:55047

約数の個数: 24

約数和(自身を含む): 304409952

約数和(自身を除く): 160553612

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 54907, 109814, 219628, 274535, 549070, 1098140, 7192817, 14385634, 28771268, 35964085, 71928170, 143856340]

約数ペア:

[(1, 143856340), (2, 71928170), (4, 35964085), (5, 28771268), (10, 14385634), (20, 7192817), (131, 1098140), (262, 549070), (524, 274535), (655, 219628), (1310, 109814), (2620, 54907)]