7068880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1004

約数の個数: 80

約数和(自身を含む): 20248704

約数和(自身を除く): 13179824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 971, 1040, 1456, 1820, 1942, 3640, 3884, 4855, 6797, 7280, 7768, 9710, 12623, 13594, 15536, 19420, 25246, 27188, 33985, 38840, 50492, 54376, 63115, 67970, 77680, 88361, 100984, 108752, 126230, 135940, 176722, 201968, 252460, 271880, 353444, 441805, 504920, 543760, 706888, 883610, 1009840, 1413776, 1767220, 3534440, 7068880]

約数ペア:

[(1, 7068880), (2, 3534440), (4, 1767220), (5, 1413776), (7, 1009840), (8, 883610), (10, 706888), (13, 543760), (14, 504920), (16, 441805), (20, 353444), (26, 271880), (28, 252460), (35, 201968), (40, 176722), (52, 135940), (56, 126230), (65, 108752), (70, 100984), (80, 88361), (91, 77680), (104, 67970), (112, 63115), (130, 54376), (140, 50492), (182, 38840), (208, 33985), (260, 27188), (280, 25246), (364, 19420), (455, 15536), (520, 13594), (560, 12623), (728, 9710), (910, 7768), (971, 7280), (1040, 6797), (1456, 4855), (1820, 3884), (1942, 3640)]