69282020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 149083200

約数和(自身を除く): 79801180

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 149, 268, 298, 335, 347, 596, 670, 694, 745, 1340, 1388, 1490, 1735, 2980, 3470, 6940, 9983, 19966, 23249, 39932, 46498, 49915, 51703, 92996, 99830, 103406, 116245, 199660, 206812, 232490, 258515, 464980, 517030, 1034060, 3464101, 6928202, 13856404, 17320505, 34641010, 69282020]

約数ペア:

[(1, 69282020), (2, 34641010), (4, 17320505), (5, 13856404), (10, 6928202), (20, 3464101), (67, 1034060), (134, 517030), (149, 464980), (268, 258515), (298, 232490), (335, 206812), (347, 199660), (596, 116245), (670, 103406), (694, 99830), (745, 92996), (1340, 51703), (1388, 49915), (1490, 46498), (1735, 39932), (2980, 23249), (3470, 19966), (6940, 9983)]