4257240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2729}}^1$

素因数の和:2756

約数の個数: 64

約数和(自身を含む): 13759200

約数和(自身を除く): 9501960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 2729, 5458, 8187, 10916, 13645, 16374, 21832, 27290, 32748, 35477, 40935, 54580, 65496, 70954, 81870, 106431, 109160, 141908, 163740, 177385, 212862, 283816, 327480, 354770, 425724, 532155, 709540, 851448, 1064310, 1419080, 2128620, 4257240]

約数ペア:

[(1, 4257240), (2, 2128620), (3, 1419080), (4, 1064310), (5, 851448), (6, 709540), (8, 532155), (10, 425724), (12, 354770), (13, 327480), (15, 283816), (20, 212862), (24, 177385), (26, 163740), (30, 141908), (39, 109160), (40, 106431), (52, 81870), (60, 70954), (65, 65496), (78, 54580), (104, 40935), (120, 35477), (130, 32748), (156, 27290), (195, 21832), (260, 16374), (312, 13645), (390, 10916), (520, 8187), (780, 5458), (1560, 2729)]