6222440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 16277760

約数和(自身を除く): 10055320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 313, 355, 497, 568, 626, 710, 994, 1252, 1420, 1565, 1988, 2191, 2485, 2504, 2840, 3130, 3976, 4382, 4970, 6260, 8764, 9940, 10955, 12520, 17528, 19880, 21910, 22223, 43820, 44446, 87640, 88892, 111115, 155561, 177784, 222230, 311122, 444460, 622244, 777805, 888920, 1244488, 1555610, 3111220, 6222440]

約数ペア:

[(1, 6222440), (2, 3111220), (4, 1555610), (5, 1244488), (7, 888920), (8, 777805), (10, 622244), (14, 444460), (20, 311122), (28, 222230), (35, 177784), (40, 155561), (56, 111115), (70, 88892), (71, 87640), (140, 44446), (142, 43820), (280, 22223), (284, 21910), (313, 19880), (355, 17528), (497, 12520), (568, 10955), (626, 9940), (710, 8764), (994, 6260), (1252, 4970), (1420, 4382), (1565, 3976), (1988, 3130), (2191, 2840), (2485, 2504)]