977740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 2257920

約数和(自身を除く): 1280180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 83, 95, 124, 155, 166, 190, 310, 332, 380, 415, 589, 620, 830, 1178, 1577, 1660, 2356, 2573, 2945, 3154, 5146, 5890, 6308, 7885, 10292, 11780, 12865, 15770, 25730, 31540, 48887, 51460, 97774, 195548, 244435, 488870, 977740]

約数ペア:

[(1, 977740), (2, 488870), (4, 244435), (5, 195548), (10, 97774), (19, 51460), (20, 48887), (31, 31540), (38, 25730), (62, 15770), (76, 12865), (83, 11780), (95, 10292), (124, 7885), (155, 6308), (166, 5890), (190, 5146), (310, 3154), (332, 2945), (380, 2573), (415, 2356), (589, 1660), (620, 1577), (830, 1178)]