20130176

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:100

約数の個数: 96

約数和(自身を含む): 47974680

約数和(自身を除く): 27844504

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 29, 32, 34, 44, 58, 64, 68, 88, 116, 128, 136, 176, 187, 232, 272, 319, 352, 374, 464, 493, 544, 638, 704, 748, 841, 928, 986, 1088, 1276, 1408, 1496, 1682, 1856, 1972, 2176, 2552, 2992, 3364, 3712, 3944, 5104, 5423, 5984, 6728, 7888, 9251, 10208, 10846, 11968, 13456, 14297, 15776, 18502, 20416, 21692, 23936, 26912, 28594, 31552, 37004, 40832, 43384, 53824, 57188, 63104, 74008, 86768, 107648, 114376, 148016, 157267, 173536, 228752, 296032, 314534, 347072, 457504, 592064, 629068, 694144, 915008, 1184128, 1258136, 1830016, 2516272, 5032544, 10065088, 20130176]

約数ペア:

[(1, 20130176), (2, 10065088), (4, 5032544), (8, 2516272), (11, 1830016), (16, 1258136), (17, 1184128), (22, 915008), (29, 694144), (32, 629068), (34, 592064), (44, 457504), (58, 347072), (64, 314534), (68, 296032), (88, 228752), (116, 173536), (128, 157267), (136, 148016), (176, 114376), (187, 107648), (232, 86768), (272, 74008), (319, 63104), (352, 57188), (374, 53824), (464, 43384), (493, 40832), (544, 37004), (638, 31552), (704, 28594), (748, 26912), (841, 23936), (928, 21692), (986, 20416), (1088, 18502), (1276, 15776), (1408, 14297), (1496, 13456), (1682, 11968), (1856, 10846), (1972, 10208), (2176, 9251), (2552, 7888), (2992, 6728), (3364, 5984), (3712, 5423), (3944, 5104)]