25914020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1931}}^1$

素因数の和:2012

約数の個数: 48

約数和(自身を含む): 60371136

約数和(自身を除く): 34457116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 1931, 2684, 3355, 3862, 6710, 7724, 9655, 13420, 19310, 21241, 38620, 42482, 84964, 106205, 117791, 212410, 235582, 424820, 471164, 588955, 1177910, 1295701, 2355820, 2591402, 5182804, 6478505, 12957010, 25914020]

約数ペア:

[(1, 25914020), (2, 12957010), (4, 6478505), (5, 5182804), (10, 2591402), (11, 2355820), (20, 1295701), (22, 1177910), (44, 588955), (55, 471164), (61, 424820), (110, 235582), (122, 212410), (220, 117791), (244, 106205), (305, 84964), (610, 42482), (671, 38620), (1220, 21241), (1342, 19310), (1931, 13420), (2684, 9655), (3355, 7724), (3862, 6710)]