7622420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1543}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 18157440

約数和(自身を除く): 10535020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1543, 2470, 3086, 4940, 6172, 7715, 15430, 20059, 29317, 30860, 40118, 58634, 80236, 100295, 117268, 146585, 200590, 293170, 381121, 401180, 586340, 762242, 1524484, 1905605, 3811210, 7622420]

約数ペア:

[(1, 7622420), (2, 3811210), (4, 1905605), (5, 1524484), (10, 762242), (13, 586340), (19, 401180), (20, 381121), (26, 293170), (38, 200590), (52, 146585), (65, 117268), (76, 100295), (95, 80236), (130, 58634), (190, 40118), (247, 30860), (260, 29317), (380, 20059), (494, 15430), (988, 7715), (1235, 6172), (1543, 4940), (2470, 3086)]