2017942700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{4153}}^1$

素因数の和:4323

約数の個数: 72

約数和(自身を含む): 4521512688

約数和(自身を除く): 2503569988

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 113, 172, 215, 226, 430, 452, 565, 860, 1075, 1130, 2150, 2260, 2825, 4153, 4300, 4859, 5650, 8306, 9718, 11300, 16612, 19436, 20765, 24295, 41530, 48590, 83060, 97180, 103825, 121475, 178579, 207650, 242950, 357158, 415300, 469289, 485900, 714316, 892895, 938578, 1785790, 1877156, 2346445, 3571580, 4464475, 4692890, 8928950, 9385780, 11732225, 17857900, 20179427, 23464450, 40358854, 46928900, 80717708, 100897135, 201794270, 403588540, 504485675, 1008971350, 2017942700]

約数ペア:

[(1, 2017942700), (2, 1008971350), (4, 504485675), (5, 403588540), (10, 201794270), (20, 100897135), (25, 80717708), (43, 46928900), (50, 40358854), (86, 23464450), (100, 20179427), (113, 17857900), (172, 11732225), (215, 9385780), (226, 8928950), (430, 4692890), (452, 4464475), (565, 3571580), (860, 2346445), (1075, 1877156), (1130, 1785790), (2150, 938578), (2260, 892895), (2825, 714316), (4153, 485900), (4300, 469289), (4859, 415300), (5650, 357158), (8306, 242950), (9718, 207650), (11300, 178579), (16612, 121475), (19436, 103825), (20765, 97180), (24295, 83060), (41530, 48590)]