54713780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1037

約数の個数: 72

約数和(自身を含む): 131918976

約数和(自身を除く): 77205196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 983, 1012, 1210, 1265, 1966, 2420, 2530, 2783, 3932, 4915, 5060, 5566, 9830, 10813, 11132, 13915, 19660, 21626, 22609, 27830, 43252, 45218, 54065, 55660, 90436, 108130, 113045, 118943, 216260, 226090, 237886, 248699, 452180, 475772, 497398, 594715, 994796, 1189430, 1243495, 2378860, 2486990, 2735689, 4973980, 5471378, 10942756, 13678445, 27356890, 54713780]

約数ペア:

[(1, 54713780), (2, 27356890), (4, 13678445), (5, 10942756), (10, 5471378), (11, 4973980), (20, 2735689), (22, 2486990), (23, 2378860), (44, 1243495), (46, 1189430), (55, 994796), (92, 594715), (110, 497398), (115, 475772), (121, 452180), (220, 248699), (230, 237886), (242, 226090), (253, 216260), (460, 118943), (484, 113045), (506, 108130), (605, 90436), (983, 55660), (1012, 54065), (1210, 45218), (1265, 43252), (1966, 27830), (2420, 22609), (2530, 21626), (2783, 19660), (3932, 13915), (4915, 11132), (5060, 10813), (5566, 9830)]