203212820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4289}}^1$

素因数の和:4424

約数の個数: 48

約数和(自身を含む): 449729280

約数和(自身を除く): 246516460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 412, 460, 515, 1030, 2060, 2369, 4289, 4738, 8578, 9476, 11845, 17156, 21445, 23690, 42890, 47380, 85780, 98647, 197294, 394588, 441767, 493235, 883534, 986470, 1767068, 1972940, 2208835, 4417670, 8835340, 10160641, 20321282, 40642564, 50803205, 101606410, 203212820]

約数ペア:

[(1, 203212820), (2, 101606410), (4, 50803205), (5, 40642564), (10, 20321282), (20, 10160641), (23, 8835340), (46, 4417670), (92, 2208835), (103, 1972940), (115, 1767068), (206, 986470), (230, 883534), (412, 493235), (460, 441767), (515, 394588), (1030, 197294), (2060, 98647), (2369, 85780), (4289, 47380), (4738, 42890), (8578, 23690), (9476, 21445), (11845, 17156)]