28167160

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2053}}^1$

素因数の和:2085

約数の個数: 64

約数和(自身を含む): 73944000

約数和(自身を除く): 45776840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2053, 2744, 3430, 4106, 6860, 8212, 10265, 13720, 14371, 16424, 20530, 28742, 41060, 57484, 71855, 82120, 100597, 114968, 143710, 201194, 287420, 402388, 502985, 574840, 704179, 804776, 1005970, 1408358, 2011940, 2816716, 3520895, 4023880, 5633432, 7041790, 14083580, 28167160]

約数ペア:

[(1, 28167160), (2, 14083580), (4, 7041790), (5, 5633432), (7, 4023880), (8, 3520895), (10, 2816716), (14, 2011940), (20, 1408358), (28, 1005970), (35, 804776), (40, 704179), (49, 574840), (56, 502985), (70, 402388), (98, 287420), (140, 201194), (196, 143710), (245, 114968), (280, 100597), (343, 82120), (392, 71855), (490, 57484), (686, 41060), (980, 28742), (1372, 20530), (1715, 16424), (1960, 14371), (2053, 13720), (2744, 10265), (3430, 8212), (4106, 6860)]