15837080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 41091840

約数和(自身を除く): 25254760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 347, 652, 694, 815, 1141, 1304, 1388, 1630, 1735, 2282, 2429, 2776, 3260, 3470, 4564, 4858, 5705, 6520, 6940, 9128, 9716, 11410, 12145, 13880, 19432, 22820, 24290, 45640, 48580, 56561, 97160, 113122, 226244, 282805, 395927, 452488, 565610, 791854, 1131220, 1583708, 1979635, 2262440, 3167416, 3959270, 7918540, 15837080]

約数ペア:

[(1, 15837080), (2, 7918540), (4, 3959270), (5, 3167416), (7, 2262440), (8, 1979635), (10, 1583708), (14, 1131220), (20, 791854), (28, 565610), (35, 452488), (40, 395927), (56, 282805), (70, 226244), (140, 113122), (163, 97160), (280, 56561), (326, 48580), (347, 45640), (652, 24290), (694, 22820), (815, 19432), (1141, 13880), (1304, 12145), (1388, 11410), (1630, 9716), (1735, 9128), (2282, 6940), (2429, 6520), (2776, 5705), (3260, 4858), (3470, 4564)]