28458820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4759}}^1$

素因数の和:4804

約数の個数: 48

約数和(自身を含む): 67173120

約数和(自身を除く): 38714300

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 4759, 5980, 9518, 19036, 23795, 47590, 61867, 95180, 109457, 123734, 218914, 247468, 309335, 437828, 547285, 618670, 1094570, 1237340, 1422941, 2189140, 2845882, 5691764, 7114705, 14229410, 28458820]

約数ペア:

[(1, 28458820), (2, 14229410), (4, 7114705), (5, 5691764), (10, 2845882), (13, 2189140), (20, 1422941), (23, 1237340), (26, 1094570), (46, 618670), (52, 547285), (65, 437828), (92, 309335), (115, 247468), (130, 218914), (230, 123734), (260, 109457), (299, 95180), (460, 61867), (598, 47590), (1196, 23795), (1495, 19036), (2990, 9518), (4759, 5980)]