29947720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2347}}^1$

素因数の和:2398

約数の個数: 64

約数和(自身を含む): 76075200

約数和(自身を除く): 46127480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2347, 2552, 3190, 4694, 6380, 9388, 11735, 12760, 18776, 23470, 25817, 46940, 51634, 68063, 93880, 103268, 129085, 136126, 206536, 258170, 272252, 340315, 516340, 544504, 680630, 748693, 1032680, 1361260, 1497386, 2722520, 2994772, 3743465, 5989544, 7486930, 14973860, 29947720]

約数ペア:

[(1, 29947720), (2, 14973860), (4, 7486930), (5, 5989544), (8, 3743465), (10, 2994772), (11, 2722520), (20, 1497386), (22, 1361260), (29, 1032680), (40, 748693), (44, 680630), (55, 544504), (58, 516340), (88, 340315), (110, 272252), (116, 258170), (145, 206536), (220, 136126), (232, 129085), (290, 103268), (319, 93880), (440, 68063), (580, 51634), (638, 46940), (1160, 25817), (1276, 23470), (1595, 18776), (2347, 12760), (2552, 11735), (3190, 9388), (4694, 6380)]