3646580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^2$

素因数の和:145

約数の個数: 54

約数和(自身を含む): 9056502

約数和(自身を除く): 5409922

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1708, 2135, 2989, 3721, 4270, 5978, 7442, 8540, 11956, 14884, 14945, 18605, 26047, 29890, 37210, 52094, 59780, 74420, 104188, 130235, 182329, 260470, 364658, 520940, 729316, 911645, 1823290, 3646580]

約数ペア:

[(1, 3646580), (2, 1823290), (4, 911645), (5, 729316), (7, 520940), (10, 364658), (14, 260470), (20, 182329), (28, 130235), (35, 104188), (49, 74420), (61, 59780), (70, 52094), (98, 37210), (122, 29890), (140, 26047), (196, 18605), (244, 14945), (245, 14884), (305, 11956), (427, 8540), (490, 7442), (610, 5978), (854, 4270), (980, 3721), (1220, 2989), (1708, 2135)]