28459904

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 69400800

約数和(自身を除く): 40940896

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 29, 32, 34, 41, 44, 58, 64, 68, 82, 88, 116, 128, 136, 164, 176, 187, 232, 272, 319, 328, 352, 374, 451, 464, 493, 544, 638, 656, 697, 704, 748, 902, 928, 986, 1088, 1189, 1276, 1312, 1394, 1408, 1496, 1804, 1856, 1972, 2176, 2378, 2552, 2624, 2788, 2992, 3608, 3712, 3944, 4756, 5104, 5248, 5423, 5576, 5984, 7216, 7667, 7888, 9512, 10208, 10846, 11152, 11968, 13079, 14432, 15334, 15776, 19024, 20213, 20416, 21692, 22304, 23936, 26158, 28864, 30668, 31552, 38048, 40426, 40832, 43384, 44608, 52316, 57728, 61336, 63104, 76096, 80852, 86768, 89216, 104632, 122672, 152192, 161704, 173536, 209264, 222343, 245344, 323408, 347072, 418528, 444686, 490688, 646816, 694144, 837056, 889372, 981376, 1293632, 1674112, 1778744, 2587264, 3557488, 7114976, 14229952, 28459904]

約数ペア:

[(1, 28459904), (2, 14229952), (4, 7114976), (8, 3557488), (11, 2587264), (16, 1778744), (17, 1674112), (22, 1293632), (29, 981376), (32, 889372), (34, 837056), (41, 694144), (44, 646816), (58, 490688), (64, 444686), (68, 418528), (82, 347072), (88, 323408), (116, 245344), (128, 222343), (136, 209264), (164, 173536), (176, 161704), (187, 152192), (232, 122672), (272, 104632), (319, 89216), (328, 86768), (352, 80852), (374, 76096), (451, 63104), (464, 61336), (493, 57728), (544, 52316), (638, 44608), (656, 43384), (697, 40832), (704, 40426), (748, 38048), (902, 31552), (928, 30668), (986, 28864), (1088, 26158), (1189, 23936), (1276, 22304), (1312, 21692), (1394, 20416), (1408, 20213), (1496, 19024), (1804, 15776), (1856, 15334), (1972, 14432), (2176, 13079), (2378, 11968), (2552, 11152), (2624, 10846), (2788, 10208), (2992, 9512), (3608, 7888), (3712, 7667), (3944, 7216), (4756, 5984), (5104, 5576), (5248, 5423)]