20895270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2753}}^1$

素因数の和:2797

約数の個数: 64

約数和(自身を含む): 57106944

約数和(自身を除く): 36211674

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 2753, 3795, 5506, 7590, 8259, 13765, 16518, 27530, 30283, 41295, 60566, 63319, 82590, 90849, 126638, 151415, 181698, 189957, 302830, 316595, 379914, 454245, 633190, 696509, 908490, 949785, 1393018, 1899570, 2089527, 3482545, 4179054, 6965090, 10447635, 20895270]

約数ペア:

[(1, 20895270), (2, 10447635), (3, 6965090), (5, 4179054), (6, 3482545), (10, 2089527), (11, 1899570), (15, 1393018), (22, 949785), (23, 908490), (30, 696509), (33, 633190), (46, 454245), (55, 379914), (66, 316595), (69, 302830), (110, 189957), (115, 181698), (138, 151415), (165, 126638), (230, 90849), (253, 82590), (330, 63319), (345, 60566), (506, 41295), (690, 30283), (759, 27530), (1265, 16518), (1518, 13765), (2530, 8259), (2753, 7590), (3795, 5506)]