15303640720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11252677}}^1$

素因数の和:11252707

約数の個数: 40

約数和(自身を含む): 37673965944

約数和(自身を除く): 22370325224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11252677, 22505354, 45010708, 56263385, 90021416, 112526770, 180042832, 191295509, 225053540, 382591018, 450107080, 765182036, 900214160, 956477545, 1530364072, 1912955090, 3060728144, 3825910180, 7651820360, 15303640720]

約数ペア:

[(1, 15303640720), (2, 7651820360), (4, 3825910180), (5, 3060728144), (8, 1912955090), (10, 1530364072), (16, 956477545), (17, 900214160), (20, 765182036), (34, 450107080), (40, 382591018), (68, 225053540), (80, 191295509), (85, 180042832), (136, 112526770), (170, 90021416), (272, 56263385), (340, 45010708), (680, 22505354), (1360, 11252677)]