508738620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{652229}}^1$

素因数の和:652254

約数の個数: 48

約数和(自身を含む): 1534044960

約数和(自身を除く): 1025306340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 652229, 1304458, 1956687, 2608916, 3261145, 3913374, 6522290, 7826748, 8478977, 9783435, 13044580, 16957954, 19566870, 25436931, 33915908, 39133740, 42394885, 50873862, 84789770, 101747724, 127184655, 169579540, 254369310, 508738620]

約数ペア:

[(1, 508738620), (2, 254369310), (3, 169579540), (4, 127184655), (5, 101747724), (6, 84789770), (10, 50873862), (12, 42394885), (13, 39133740), (15, 33915908), (20, 25436931), (26, 19566870), (30, 16957954), (39, 13044580), (52, 9783435), (60, 8478977), (65, 7826748), (78, 6522290), (130, 3913374), (156, 3261145), (195, 2608916), (260, 1956687), (390, 1304458), (780, 652229)]