4074980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2239}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 10536960

約数和(自身を除く): 6461980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2239, 4478, 8956, 11195, 15673, 22390, 29107, 31346, 44780, 58214, 62692, 78365, 116428, 145535, 156730, 203749, 291070, 313460, 407498, 582140, 814996, 1018745, 2037490, 4074980]

約数ペア:

[(1, 4074980), (2, 2037490), (4, 1018745), (5, 814996), (7, 582140), (10, 407498), (13, 313460), (14, 291070), (20, 203749), (26, 156730), (28, 145535), (35, 116428), (52, 78365), (65, 62692), (70, 58214), (91, 44780), (130, 31346), (140, 29107), (182, 22390), (260, 15673), (364, 11195), (455, 8956), (910, 4478), (1820, 2239)]