27908660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 66407040

約数和(自身を除く): 38498380

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 169, 230, 260, 299, 338, 359, 460, 598, 676, 718, 845, 1196, 1436, 1495, 1690, 1795, 2990, 3380, 3590, 3887, 4667, 5980, 7180, 7774, 8257, 9334, 15548, 16514, 18668, 19435, 23335, 33028, 38870, 41285, 46670, 60671, 77740, 82570, 93340, 107341, 121342, 165140, 214682, 242684, 303355, 429364, 536705, 606710, 1073410, 1213420, 1395433, 2146820, 2790866, 5581732, 6977165, 13954330, 27908660]

約数ペア:

[(1, 27908660), (2, 13954330), (4, 6977165), (5, 5581732), (10, 2790866), (13, 2146820), (20, 1395433), (23, 1213420), (26, 1073410), (46, 606710), (52, 536705), (65, 429364), (92, 303355), (115, 242684), (130, 214682), (169, 165140), (230, 121342), (260, 107341), (299, 93340), (338, 82570), (359, 77740), (460, 60671), (598, 46670), (676, 41285), (718, 38870), (845, 33028), (1196, 23335), (1436, 19435), (1495, 18668), (1690, 16514), (1795, 15548), (2990, 9334), (3380, 8257), (3590, 7774), (3887, 7180), (4667, 5980)]