1791790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2562770

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 179, 182, 286, 358, 385, 455, 715, 770, 895, 910, 1001, 1253, 1430, 1790, 1969, 2002, 2327, 2506, 3938, 4654, 5005, 6265, 9845, 10010, 11635, 12530, 13783, 16289, 19690, 23270, 25597, 27566, 32578, 51194, 68915, 81445, 127985, 137830, 162890, 179179, 255970, 358358, 895895, 1791790]

約数ペア:

[(1, 1791790), (2, 895895), (5, 358358), (7, 255970), (10, 179179), (11, 162890), (13, 137830), (14, 127985), (22, 81445), (26, 68915), (35, 51194), (55, 32578), (65, 27566), (70, 25597), (77, 23270), (91, 19690), (110, 16289), (130, 13783), (143, 12530), (154, 11635), (179, 10010), (182, 9845), (286, 6265), (358, 5005), (385, 4654), (455, 3938), (715, 2506), (770, 2327), (895, 2002), (910, 1969), (1001, 1790), (1253, 1430)]