18702999080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{35069}}^1$

素因数の和:35346

約数の個数: 64

約数和(自身を含む): 42925680000

約数和(自身を除く): 24222680920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 199, 268, 335, 398, 536, 670, 796, 995, 1340, 1592, 1990, 2680, 3980, 7960, 13333, 26666, 35069, 53332, 66665, 70138, 106664, 133330, 140276, 175345, 266660, 280552, 350690, 533320, 701380, 1402760, 2349623, 4699246, 6978731, 9398492, 11748115, 13957462, 18796984, 23496230, 27914924, 34893655, 46992460, 55829848, 69787310, 93984920, 139574620, 279149240, 467574977, 935149954, 1870299908, 2337874885, 3740599816, 4675749770, 9351499540, 18702999080]

約数ペア:

[(1, 18702999080), (2, 9351499540), (4, 4675749770), (5, 3740599816), (8, 2337874885), (10, 1870299908), (20, 935149954), (40, 467574977), (67, 279149240), (134, 139574620), (199, 93984920), (268, 69787310), (335, 55829848), (398, 46992460), (536, 34893655), (670, 27914924), (796, 23496230), (995, 18796984), (1340, 13957462), (1592, 11748115), (1990, 9398492), (2680, 6978731), (3980, 4699246), (7960, 2349623), (13333, 1402760), (26666, 701380), (35069, 533320), (53332, 350690), (66665, 280552), (70138, 266660), (106664, 175345), (133330, 140276)]