4970890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 9441360

約数和(自身を除く): 4470470

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 281, 290, 305, 562, 610, 1405, 1769, 2810, 3538, 8149, 8845, 16298, 17141, 17690, 34282, 40745, 81490, 85705, 171410, 497089, 994178, 2485445, 4970890]

約数ペア:

[(1, 4970890), (2, 2485445), (5, 994178), (10, 497089), (29, 171410), (58, 85705), (61, 81490), (122, 40745), (145, 34282), (281, 17690), (290, 17141), (305, 16298), (562, 8845), (610, 8149), (1405, 3538), (1769, 2810)]