1968120560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113371}}^1$

素因数の和:113422

約数の個数: 80

約数和(自身を含む): 5398321152

約数和(自身を除く): 3430200592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 113371, 226742, 453484, 566855, 793597, 906968, 1133710, 1587194, 1813936, 2267420, 3174388, 3514501, 3967985, 4534840, 6348776, 7029002, 7935970, 9069680, 12697552, 14058004, 15871940, 17572505, 24601507, 28116008, 31743880, 35145010, 49203014, 56232016, 63487760, 70290020, 98406028, 123007535, 140580040, 196812056, 246015070, 281160080, 393624112, 492030140, 984060280, 1968120560]

約数ペア:

[(1, 1968120560), (2, 984060280), (4, 492030140), (5, 393624112), (7, 281160080), (8, 246015070), (10, 196812056), (14, 140580040), (16, 123007535), (20, 98406028), (28, 70290020), (31, 63487760), (35, 56232016), (40, 49203014), (56, 35145010), (62, 31743880), (70, 28116008), (80, 24601507), (112, 17572505), (124, 15871940), (140, 14058004), (155, 12697552), (217, 9069680), (248, 7935970), (280, 7029002), (310, 6348776), (434, 4534840), (496, 3967985), (560, 3514501), (620, 3174388), (868, 2267420), (1085, 1813936), (1240, 1587194), (1736, 1133710), (2170, 906968), (2480, 793597), (3472, 566855), (4340, 453484), (8680, 226742), (17360, 113371)]