1520220226

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 2679699456

約数和(自身を除く): 1159479230

約数列:

[1, 2, 7, 14, 79, 127, 137, 158, 254, 274, 553, 889, 959, 1106, 1778, 1918, 6241, 10033, 10823, 12482, 17399, 20066, 21646, 34798, 43687, 70231, 75761, 87374, 121793, 140462, 151522, 243586, 792607, 855017, 1374521, 1585214, 1710034, 2749042, 5548249, 5985119, 9621647, 11096498, 11970238, 19243294, 108587159, 217174318, 760110113, 1520220226]

約数ペア:

[(1, 1520220226), (2, 760110113), (7, 217174318), (14, 108587159), (79, 19243294), (127, 11970238), (137, 11096498), (158, 9621647), (254, 5985119), (274, 5548249), (553, 2749042), (889, 1710034), (959, 1585214), (1106, 1374521), (1778, 855017), (1918, 792607), (6241, 243586), (10033, 151522), (10823, 140462), (12482, 121793), (17399, 87374), (20066, 75761), (21646, 70231), (34798, 43687)]