8881400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{367}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 22758960

約数和(自身を除く): 13877560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 367, 440, 484, 550, 605, 734, 968, 1100, 1210, 1468, 1835, 2200, 2420, 2936, 3025, 3670, 4037, 4840, 6050, 7340, 8074, 9175, 12100, 14680, 16148, 18350, 20185, 24200, 32296, 36700, 40370, 44407, 73400, 80740, 88814, 100925, 161480, 177628, 201850, 222035, 355256, 403700, 444070, 807400, 888140, 1110175, 1776280, 2220350, 4440700, 8881400]

約数ペア:

[(1, 8881400), (2, 4440700), (4, 2220350), (5, 1776280), (8, 1110175), (10, 888140), (11, 807400), (20, 444070), (22, 403700), (25, 355256), (40, 222035), (44, 201850), (50, 177628), (55, 161480), (88, 100925), (100, 88814), (110, 80740), (121, 73400), (200, 44407), (220, 40370), (242, 36700), (275, 32296), (367, 24200), (440, 20185), (484, 18350), (550, 16148), (605, 14680), (734, 12100), (968, 9175), (1100, 8074), (1210, 7340), (1468, 6050), (1835, 4840), (2200, 4037), (2420, 3670), (2936, 3025)]