About the Number

2128588960

2128588959 ← → 2128588961

2進数表記:1111110110111111011000010100000

漢数字表記:二十一億二千八百五十八万八千九百六十

素因数分解:

2 5 × 5 1 × 31 1 × 181 1 × 2371 1

素因数の和:2598
約数の個数: 96
約数和(自身を含む): 5221891584
約数和(自身を除く): 3093302624

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 181, 248, 310, 362, 496, 620, 724, 905, 992, 1240, 1448, 1810, 2371, 2480, 2896, 3620, 4742, 4960, 5611, 5792, 7240, 9484, 11222, 11855, 14480, 18968, 22444, 23710, 28055, 28960, 37936, 44888, 47420, 56110, 73501, 75872, 89776, 94840, 112220, 147002, 179552, 189680, 224440, 294004, 367505, 379360, 429151, 448880, 588008, 735010, 858302, 897760, 1176016, 1470020, 1716604, 2145755, 2352032, 2940040, 3433208, 4291510, 5880080, 6866416, 8583020, 11760160, 13303681, 13732832, 17166040, 26607362, 34332080, 53214724, 66518405, 68664160, 106429448, 133036810, 212858896, 266073620, 425717792, 532147240, 1064294480, 2128588960]

約数ペア:
[(1, 2128588960), (2, 1064294480), (4, 532147240), (5, 425717792), (8, 266073620), (10, 212858896), (16, 133036810), (20, 106429448), (31, 68664160), (32, 66518405), (40, 53214724), (62, 34332080), (80, 26607362), (124, 17166040), (155, 13732832), (160, 13303681), (181, 11760160), (248, 8583020), (310, 6866416), (362, 5880080), (496, 4291510), (620, 3433208), (724, 2940040), (905, 2352032), (992, 2145755), (1240, 1716604), (1448, 1470020), (1810, 1176016), (2371, 897760), (2480, 858302), (2896, 735010), (3620, 588008), (4742, 448880), (4960, 429151), (5611, 379360), (5792, 367505), (7240, 294004), (9484, 224440), (11222, 189680), (11855, 179552), (14480, 147002), (18968, 112220), (22444, 94840), (23710, 89776), (28055, 75872), (28960, 73501), (37936, 56110), (44888, 47420)]

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