30545840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1326

約数の個数: 80

約数和(自身を含む): 79869888

約数和(自身を除く): 49324048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1277, 1495, 1840, 2392, 2554, 2990, 4784, 5108, 5980, 6385, 10216, 11960, 12770, 16601, 20432, 23920, 25540, 29371, 33202, 51080, 58742, 66404, 83005, 102160, 117484, 132808, 146855, 166010, 234968, 265616, 293710, 332020, 381823, 469936, 587420, 664040, 763646, 1174840, 1328080, 1527292, 1909115, 2349680, 3054584, 3818230, 6109168, 7636460, 15272920, 30545840]

約数ペア:

[(1, 30545840), (2, 15272920), (4, 7636460), (5, 6109168), (8, 3818230), (10, 3054584), (13, 2349680), (16, 1909115), (20, 1527292), (23, 1328080), (26, 1174840), (40, 763646), (46, 664040), (52, 587420), (65, 469936), (80, 381823), (92, 332020), (104, 293710), (115, 265616), (130, 234968), (184, 166010), (208, 146855), (230, 132808), (260, 117484), (299, 102160), (368, 83005), (460, 66404), (520, 58742), (598, 51080), (920, 33202), (1040, 29371), (1196, 25540), (1277, 23920), (1495, 20432), (1840, 16601), (2392, 12770), (2554, 11960), (2990, 10216), (4784, 6385), (5108, 5980)]