2547960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1280

約数の個数: 64

約数和(自身を含む): 8100000

約数和(自身を除く): 5552040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 1249, 2040, 2498, 3747, 4996, 6245, 7494, 9992, 12490, 14988, 18735, 21233, 24980, 29976, 37470, 42466, 49960, 63699, 74940, 84932, 106165, 127398, 149880, 169864, 212330, 254796, 318495, 424660, 509592, 636990, 849320, 1273980, 2547960]

約数ペア:

[(1, 2547960), (2, 1273980), (3, 849320), (4, 636990), (5, 509592), (6, 424660), (8, 318495), (10, 254796), (12, 212330), (15, 169864), (17, 149880), (20, 127398), (24, 106165), (30, 84932), (34, 74940), (40, 63699), (51, 49960), (60, 42466), (68, 37470), (85, 29976), (102, 24980), (120, 21233), (136, 18735), (170, 14988), (204, 12490), (255, 9992), (340, 7494), (408, 6245), (510, 4996), (680, 3747), (1020, 2498), (1249, 2040)]