1022588620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1\times {\mathrm{643}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 2170764288

約数和(自身を除く): 1148175668

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 607, 643, 655, 1214, 1286, 1310, 2428, 2572, 2620, 3035, 3215, 6070, 6430, 12140, 12860, 79517, 84233, 159034, 168466, 318068, 336932, 390301, 397585, 421165, 780602, 795170, 842330, 1561204, 1590340, 1684660, 1951505, 3903010, 7806020, 51129431, 102258862, 204517724, 255647155, 511294310, 1022588620]

約数ペア:

[(1, 1022588620), (2, 511294310), (4, 255647155), (5, 204517724), (10, 102258862), (20, 51129431), (131, 7806020), (262, 3903010), (524, 1951505), (607, 1684660), (643, 1590340), (655, 1561204), (1214, 842330), (1286, 795170), (1310, 780602), (2428, 421165), (2572, 397585), (2620, 390301), (3035, 336932), (3215, 318068), (6070, 168466), (6430, 159034), (12140, 84233), (12860, 79517)]