1301432840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{10657}}^1$

素因数の和:10782

約数の個数: 64

約数和(自身を含む): 3038808960

約数和(自身を除く): 1737376120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 71, 86, 142, 172, 215, 284, 344, 355, 430, 568, 710, 860, 1420, 1720, 2840, 3053, 6106, 10657, 12212, 15265, 21314, 24424, 30530, 42628, 53285, 61060, 85256, 106570, 122120, 213140, 426280, 458251, 756647, 916502, 1513294, 1833004, 2291255, 3026588, 3666008, 3783235, 4582510, 6053176, 7566470, 9165020, 15132940, 18330040, 30265880, 32535821, 65071642, 130143284, 162679105, 260286568, 325358210, 650716420, 1301432840]

約数ペア:

[(1, 1301432840), (2, 650716420), (4, 325358210), (5, 260286568), (8, 162679105), (10, 130143284), (20, 65071642), (40, 32535821), (43, 30265880), (71, 18330040), (86, 15132940), (142, 9165020), (172, 7566470), (215, 6053176), (284, 4582510), (344, 3783235), (355, 3666008), (430, 3026588), (568, 2291255), (710, 1833004), (860, 1513294), (1420, 916502), (1720, 756647), (2840, 458251), (3053, 426280), (6106, 213140), (10657, 122120), (12212, 106570), (15265, 85256), (21314, 61060), (24424, 53285), (30530, 42628)]