56387940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{134257}}^1$

素因数の和:134276

約数の個数: 48

約数和(自身を含む): 180442752

約数和(自身を除く): 124054812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 134257, 268514, 402771, 537028, 671285, 805542, 939799, 1342570, 1611084, 1879598, 2013855, 2685140, 2819397, 3759196, 4027710, 4698995, 5638794, 8055420, 9397990, 11277588, 14096985, 18795980, 28193970, 56387940]

約数ペア:

[(1, 56387940), (2, 28193970), (3, 18795980), (4, 14096985), (5, 11277588), (6, 9397990), (7, 8055420), (10, 5638794), (12, 4698995), (14, 4027710), (15, 3759196), (20, 2819397), (21, 2685140), (28, 2013855), (30, 1879598), (35, 1611084), (42, 1342570), (60, 939799), (70, 805542), (84, 671285), (105, 537028), (140, 402771), (210, 268514), (420, 134257)]