284094980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25411}}^1$

素因数の和:25476

約数の個数: 48

約数和(自身を含む): 657459264

約数和(自身を除く): 373364284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 25411, 50822, 101644, 127055, 254110, 330343, 508220, 660686, 1092673, 1321372, 1651715, 2185346, 3303430, 4370692, 5463365, 6606860, 10926730, 14204749, 21853460, 28409498, 56818996, 71023745, 142047490, 284094980]

約数ペア:

[(1, 284094980), (2, 142047490), (4, 71023745), (5, 56818996), (10, 28409498), (13, 21853460), (20, 14204749), (26, 10926730), (43, 6606860), (52, 5463365), (65, 4370692), (86, 3303430), (130, 2185346), (172, 1651715), (215, 1321372), (260, 1092673), (430, 660686), (559, 508220), (860, 330343), (1118, 254110), (2236, 127055), (2795, 101644), (5590, 50822), (11180, 25411)]