40740070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 91601280

約数和(自身を除く): 50861210

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 47, 49, 58, 61, 70, 94, 98, 122, 145, 203, 235, 245, 290, 305, 329, 406, 427, 470, 490, 610, 658, 854, 1015, 1363, 1421, 1645, 1769, 2030, 2135, 2303, 2726, 2842, 2867, 2989, 3290, 3538, 4270, 4606, 5734, 5978, 6815, 7105, 8845, 9541, 11515, 12383, 13630, 14210, 14335, 14945, 17690, 19082, 20069, 23030, 24766, 28670, 29890, 40138, 47705, 61915, 66787, 83143, 86681, 95410, 100345, 123830, 133574, 140483, 166286, 173362, 200690, 280966, 333935, 415715, 433405, 582001, 667870, 702415, 831430, 866810, 1164002, 1404830, 2910005, 4074007, 5820010, 8148014, 20370035, 40740070]

約数ペア:

[(1, 40740070), (2, 20370035), (5, 8148014), (7, 5820010), (10, 4074007), (14, 2910005), (29, 1404830), (35, 1164002), (47, 866810), (49, 831430), (58, 702415), (61, 667870), (70, 582001), (94, 433405), (98, 415715), (122, 333935), (145, 280966), (203, 200690), (235, 173362), (245, 166286), (290, 140483), (305, 133574), (329, 123830), (406, 100345), (427, 95410), (470, 86681), (490, 83143), (610, 66787), (658, 61915), (854, 47705), (1015, 40138), (1363, 29890), (1421, 28670), (1645, 24766), (1769, 23030), (2030, 20069), (2135, 19082), (2303, 17690), (2726, 14945), (2842, 14335), (2867, 14210), (2989, 13630), (3290, 12383), (3538, 11515), (4270, 9541), (4606, 8845), (5734, 7105), (5978, 6815)]