2912543560

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1\times {\mathrm{1489}}^1$

素因数の和:2198

約数の個数: 64

約数和(自身を含む): 6651360000

約数和(自身を除く): 3738816440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 619, 632, 790, 1238, 1489, 1580, 2476, 2978, 3095, 3160, 4952, 5956, 6190, 7445, 11912, 12380, 14890, 24760, 29780, 48901, 59560, 97802, 117631, 195604, 235262, 244505, 391208, 470524, 489010, 588155, 921691, 941048, 978020, 1176310, 1843382, 1956040, 2352620, 3686764, 4608455, 4705240, 7373528, 9216910, 18433820, 36867640, 72813589, 145627178, 291254356, 364067945, 582508712, 728135890, 1456271780, 2912543560]

約数ペア:

[(1, 2912543560), (2, 1456271780), (4, 728135890), (5, 582508712), (8, 364067945), (10, 291254356), (20, 145627178), (40, 72813589), (79, 36867640), (158, 18433820), (316, 9216910), (395, 7373528), (619, 4705240), (632, 4608455), (790, 3686764), (1238, 2352620), (1489, 1956040), (1580, 1843382), (2476, 1176310), (2978, 978020), (3095, 941048), (3160, 921691), (4952, 588155), (5956, 489010), (6190, 470524), (7445, 391208), (11912, 244505), (12380, 235262), (14890, 195604), (24760, 117631), (29780, 97802), (48901, 59560)]