4971720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3214

約数の個数: 64

約数和(自身を含む): 16067520

約数和(自身を除く): 11095800

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, 3187, 6374, 9561, 12748, 15935, 19122, 25496, 31870, 38244, 41431, 47805, 63740, 76488, 82862, 95610, 124293, 127480, 165724, 191220, 207155, 248586, 331448, 382440, 414310, 497172, 621465, 828620, 994344, 1242930, 1657240, 2485860, 4971720]

約数ペア:

[(1, 4971720), (2, 2485860), (3, 1657240), (4, 1242930), (5, 994344), (6, 828620), (8, 621465), (10, 497172), (12, 414310), (13, 382440), (15, 331448), (20, 248586), (24, 207155), (26, 191220), (30, 165724), (39, 127480), (40, 124293), (52, 95610), (60, 82862), (65, 76488), (78, 63740), (104, 47805), (120, 41431), (130, 38244), (156, 31870), (195, 25496), (260, 19122), (312, 15935), (390, 12748), (520, 9561), (780, 6374), (1560, 3187)]