1870396160

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47137}}^1$

素因数の和:47189

約数の個数: 72

約数和(自身を含む): 4624803456

約数和(自身を除く): 2754407296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 47137, 94274, 188548, 235685, 377096, 471370, 754192, 942740, 1461247, 1508384, 1885480, 2922494, 3016768, 3770960, 5844988, 6033536, 7306235, 7541920, 11689976, 12067072, 14612470, 15083840, 23379952, 29224940, 30167680, 46759904, 58449880, 60335360, 93519808, 116899760, 187039616, 233799520, 374079232, 467599040, 935198080, 1870396160]

約数ペア:

[(1, 1870396160), (2, 935198080), (4, 467599040), (5, 374079232), (8, 233799520), (10, 187039616), (16, 116899760), (20, 93519808), (31, 60335360), (32, 58449880), (40, 46759904), (62, 30167680), (64, 29224940), (80, 23379952), (124, 15083840), (128, 14612470), (155, 12067072), (160, 11689976), (248, 7541920), (256, 7306235), (310, 6033536), (320, 5844988), (496, 3770960), (620, 3016768), (640, 2922494), (992, 1885480), (1240, 1508384), (1280, 1461247), (1984, 942740), (2480, 754192), (3968, 471370), (4960, 377096), (7936, 235685), (9920, 188548), (19840, 94274), (39680, 47137)]