1987300504

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{2411}}^1$

素因数の和:2824

約数の個数: 64

約数和(自身を含む): 4376332800

約数和(自身を除く): 2389032296

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 359, 574, 718, 1148, 1436, 2296, 2411, 2513, 2872, 4822, 5026, 9644, 10052, 14719, 16877, 19288, 20104, 29438, 33754, 58876, 67508, 98851, 103033, 117752, 135016, 197702, 206066, 395404, 412132, 691957, 790808, 824264, 865549, 1383914, 1731098, 2767828, 3462196, 5535656, 6058843, 6924392, 12117686, 24235372, 35487509, 48470744, 70975018, 141950036, 248412563, 283900072, 496825126, 993650252, 1987300504]

約数ペア:

[(1, 1987300504), (2, 993650252), (4, 496825126), (7, 283900072), (8, 248412563), (14, 141950036), (28, 70975018), (41, 48470744), (56, 35487509), (82, 24235372), (164, 12117686), (287, 6924392), (328, 6058843), (359, 5535656), (574, 3462196), (718, 2767828), (1148, 1731098), (1436, 1383914), (2296, 865549), (2411, 824264), (2513, 790808), (2872, 691957), (4822, 412132), (5026, 395404), (9644, 206066), (10052, 197702), (14719, 135016), (16877, 117752), (19288, 103033), (20104, 98851), (29438, 67508), (33754, 58876)]