61340380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 132241536

約数和(自身を除く): 70901156

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 137, 244, 274, 305, 367, 548, 610, 685, 734, 1220, 1370, 1468, 1835, 2740, 3670, 7340, 8357, 16714, 22387, 33428, 41785, 44774, 50279, 83570, 89548, 100558, 111935, 167140, 201116, 223870, 251395, 447740, 502790, 1005580, 3067019, 6134038, 12268076, 15335095, 30670190, 61340380]

約数ペア:

[(1, 61340380), (2, 30670190), (4, 15335095), (5, 12268076), (10, 6134038), (20, 3067019), (61, 1005580), (122, 502790), (137, 447740), (244, 251395), (274, 223870), (305, 201116), (367, 167140), (548, 111935), (610, 100558), (685, 89548), (734, 83570), (1220, 50279), (1370, 44774), (1468, 41785), (1835, 33428), (2740, 22387), (3670, 16714), (7340, 8357)]