20280708160

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{37747}}^1$

素因数の和:37860

約数の個数: 112

約数和(自身を含む): 51084821376

約数和(自身を除く): 30804113216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 73, 80, 92, 115, 146, 160, 184, 230, 292, 320, 365, 368, 460, 584, 730, 736, 920, 1168, 1460, 1472, 1679, 1840, 2336, 2920, 3358, 3680, 4672, 5840, 6716, 7360, 8395, 11680, 13432, 16790, 23360, 26864, 33580, 37747, 53728, 67160, 75494, 107456, 134320, 150988, 188735, 268640, 301976, 377470, 537280, 603952, 754940, 868181, 1207904, 1509880, 1736362, 2415808, 2755531, 3019760, 3472724, 4340905, 5511062, 6039520, 6945448, 8681810, 11022124, 12079040, 13777655, 13890896, 17363620, 22044248, 27555310, 27781792, 34727240, 44088496, 55110620, 55563584, 63377213, 69454480, 88176992, 110221240, 126754426, 138908960, 176353984, 220442480, 253508852, 277817920, 316886065, 440884960, 507017704, 633772130, 881769920, 1014035408, 1267544260, 2028070816, 2535088520, 4056141632, 5070177040, 10140354080, 20280708160]

約数ペア:

[(1, 20280708160), (2, 10140354080), (4, 5070177040), (5, 4056141632), (8, 2535088520), (10, 2028070816), (16, 1267544260), (20, 1014035408), (23, 881769920), (32, 633772130), (40, 507017704), (46, 440884960), (64, 316886065), (73, 277817920), (80, 253508852), (92, 220442480), (115, 176353984), (146, 138908960), (160, 126754426), (184, 110221240), (230, 88176992), (292, 69454480), (320, 63377213), (365, 55563584), (368, 55110620), (460, 44088496), (584, 34727240), (730, 27781792), (736, 27555310), (920, 22044248), (1168, 17363620), (1460, 13890896), (1472, 13777655), (1679, 12079040), (1840, 11022124), (2336, 8681810), (2920, 6945448), (3358, 6039520), (3680, 5511062), (4672, 4340905), (5840, 3472724), (6716, 3019760), (7360, 2755531), (8395, 2415808), (11680, 1736362), (13432, 1509880), (16790, 1207904), (23360, 868181), (26864, 754940), (33580, 603952), (37747, 537280), (53728, 377470), (67160, 301976), (75494, 268640), (107456, 188735), (134320, 150988)]