7939830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 20487168

約数和(自身を除く): 12547338

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 111, 115, 138, 185, 222, 230, 311, 345, 370, 555, 622, 690, 851, 933, 1110, 1555, 1702, 1866, 2553, 3110, 4255, 4665, 5106, 7153, 8510, 9330, 11507, 12765, 14306, 21459, 23014, 25530, 34521, 35765, 42918, 57535, 69042, 71530, 107295, 115070, 172605, 214590, 264661, 345210, 529322, 793983, 1323305, 1587966, 2646610, 3969915, 7939830]

約数ペア:

[(1, 7939830), (2, 3969915), (3, 2646610), (5, 1587966), (6, 1323305), (10, 793983), (15, 529322), (23, 345210), (30, 264661), (37, 214590), (46, 172605), (69, 115070), (74, 107295), (111, 71530), (115, 69042), (138, 57535), (185, 42918), (222, 35765), (230, 34521), (311, 25530), (345, 23014), (370, 21459), (555, 14306), (622, 12765), (690, 11507), (851, 9330), (933, 8510), (1110, 7153), (1555, 5106), (1702, 4665), (1866, 4255), (2553, 3110)]