2135358640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{2383}}^1$

素因数の和:2906

約数の個数: 80

約数和(自身を含む): 5193381888

約数和(自身を除く): 3058023248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 487, 920, 974, 1840, 1948, 2383, 2435, 3896, 4766, 4870, 7792, 9532, 9740, 11201, 11915, 19064, 19480, 22402, 23830, 38128, 38960, 44804, 47660, 54809, 56005, 89608, 95320, 109618, 112010, 179216, 190640, 219236, 224020, 274045, 438472, 448040, 548090, 876944, 896080, 1096180, 1160521, 2192360, 2321042, 4384720, 4642084, 5802605, 9284168, 11605210, 18568336, 23210420, 26691983, 46420840, 53383966, 92841680, 106767932, 133459915, 213535864, 266919830, 427071728, 533839660, 1067679320, 2135358640]

約数ペア:

[(1, 2135358640), (2, 1067679320), (4, 533839660), (5, 427071728), (8, 266919830), (10, 213535864), (16, 133459915), (20, 106767932), (23, 92841680), (40, 53383966), (46, 46420840), (80, 26691983), (92, 23210420), (115, 18568336), (184, 11605210), (230, 9284168), (368, 5802605), (460, 4642084), (487, 4384720), (920, 2321042), (974, 2192360), (1840, 1160521), (1948, 1096180), (2383, 896080), (2435, 876944), (3896, 548090), (4766, 448040), (4870, 438472), (7792, 274045), (9532, 224020), (9740, 219236), (11201, 190640), (11915, 179216), (19064, 112010), (19480, 109618), (22402, 95320), (23830, 89608), (38128, 56005), (38960, 54809), (44804, 47660)]