19889160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1549}}^1$

素因数の和:1670

約数の個数: 64

約数和(自身を含む): 60264000

約数和(自身を除く): 40374840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1549, 1605, 2140, 2568, 3098, 3210, 4280, 4647, 6196, 6420, 7745, 9294, 12392, 12840, 15490, 18588, 23235, 30980, 37176, 46470, 61960, 92940, 165743, 185880, 331486, 497229, 662972, 828715, 994458, 1325944, 1657430, 1988916, 2486145, 3314860, 3977832, 4972290, 6629720, 9944580, 19889160]

約数ペア:

[(1, 19889160), (2, 9944580), (3, 6629720), (4, 4972290), (5, 3977832), (6, 3314860), (8, 2486145), (10, 1988916), (12, 1657430), (15, 1325944), (20, 994458), (24, 828715), (30, 662972), (40, 497229), (60, 331486), (107, 185880), (120, 165743), (214, 92940), (321, 61960), (428, 46470), (535, 37176), (642, 30980), (856, 23235), (1070, 18588), (1284, 15490), (1549, 12840), (1605, 12392), (2140, 9294), (2568, 7745), (3098, 6420), (3210, 6196), (4280, 4647)]