4394820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 12458880

約数和(自身を除く): 8064060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 823, 890, 1068, 1335, 1646, 1780, 2469, 2670, 3292, 4115, 4938, 5340, 8230, 9876, 12345, 16460, 24690, 49380, 73247, 146494, 219741, 292988, 366235, 439482, 732470, 878964, 1098705, 1464940, 2197410, 4394820]

約数ペア:

[(1, 4394820), (2, 2197410), (3, 1464940), (4, 1098705), (5, 878964), (6, 732470), (10, 439482), (12, 366235), (15, 292988), (20, 219741), (30, 146494), (60, 73247), (89, 49380), (178, 24690), (267, 16460), (356, 12345), (445, 9876), (534, 8230), (823, 5340), (890, 4938), (1068, 4115), (1335, 3292), (1646, 2670), (1780, 2469)]