746720

素因数分解:

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

素因数の和:387

約数の個数: 48

約数和(自身を含む): 1905120

約数和(自身を除く): 1158400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 359, 416, 520, 718, 1040, 1436, 1795, 2080, 2872, 3590, 4667, 5744, 7180, 9334, 11488, 14360, 18668, 23335, 28720, 37336, 46670, 57440, 74672, 93340, 149344, 186680, 373360, 746720]

約数ペア:

[(1, 746720), (2, 373360), (4, 186680), (5, 149344), (8, 93340), (10, 74672), (13, 57440), (16, 46670), (20, 37336), (26, 28720), (32, 23335), (40, 18668), (52, 14360), (65, 11488), (80, 9334), (104, 7180), (130, 5744), (160, 4667), (208, 3590), (260, 2872), (359, 2080), (416, 1795), (520, 1436), (718, 1040)]