28198240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1481}}^1$

素因数の和:1520

約数の個数: 96

約数和(自身を含む): 80668224

約数和(自身を除く): 52469984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1481, 1904, 2380, 2720, 2962, 3808, 4760, 5924, 7405, 9520, 10367, 11848, 14810, 19040, 20734, 23696, 25177, 29620, 41468, 47392, 50354, 51835, 59240, 82936, 100708, 103670, 118480, 125885, 165872, 176239, 201416, 207340, 236960, 251770, 331744, 352478, 402832, 414680, 503540, 704956, 805664, 829360, 881195, 1007080, 1409912, 1658720, 1762390, 2014160, 2819824, 3524780, 4028320, 5639648, 7049560, 14099120, 28198240]

約数ペア:

[(1, 28198240), (2, 14099120), (4, 7049560), (5, 5639648), (7, 4028320), (8, 3524780), (10, 2819824), (14, 2014160), (16, 1762390), (17, 1658720), (20, 1409912), (28, 1007080), (32, 881195), (34, 829360), (35, 805664), (40, 704956), (56, 503540), (68, 414680), (70, 402832), (80, 352478), (85, 331744), (112, 251770), (119, 236960), (136, 207340), (140, 201416), (160, 176239), (170, 165872), (224, 125885), (238, 118480), (272, 103670), (280, 100708), (340, 82936), (476, 59240), (544, 51835), (560, 50354), (595, 47392), (680, 41468), (952, 29620), (1120, 25177), (1190, 23696), (1360, 20734), (1481, 19040), (1904, 14810), (2380, 11848), (2720, 10367), (2962, 9520), (3808, 7405), (4760, 5924)]