4970290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 10316808

約数和(自身を除く): 5346518

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 173, 221, 338, 346, 442, 845, 865, 1105, 1690, 1730, 2210, 2249, 2873, 2941, 4498, 5746, 5882, 11245, 14365, 14705, 22490, 28730, 29237, 29410, 38233, 58474, 76466, 146185, 191165, 292370, 382330, 497029, 994058, 2485145, 4970290]

約数ペア:

[(1, 4970290), (2, 2485145), (5, 994058), (10, 497029), (13, 382330), (17, 292370), (26, 191165), (34, 146185), (65, 76466), (85, 58474), (130, 38233), (169, 29410), (170, 29237), (173, 28730), (221, 22490), (338, 14705), (346, 14365), (442, 11245), (845, 5882), (865, 5746), (1105, 4498), (1690, 2941), (1730, 2873), (2210, 2249)]