20874810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 58833216

約数和(自身を除く): 37958406

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 61, 66, 85, 102, 110, 122, 165, 170, 183, 187, 255, 305, 330, 366, 374, 510, 561, 610, 671, 915, 935, 1037, 1122, 1342, 1830, 1870, 2013, 2074, 2805, 3111, 3355, 3721, 4026, 5185, 5610, 6222, 6710, 7442, 10065, 10370, 11163, 11407, 15555, 18605, 20130, 22326, 22814, 31110, 34221, 37210, 40931, 55815, 57035, 63257, 68442, 81862, 111630, 114070, 122793, 126514, 171105, 189771, 204655, 245586, 316285, 342210, 379542, 409310, 613965, 632570, 695827, 948855, 1227930, 1391654, 1897710, 2087481, 3479135, 4174962, 6958270, 10437405, 20874810]

約数ペア:

[(1, 20874810), (2, 10437405), (3, 6958270), (5, 4174962), (6, 3479135), (10, 2087481), (11, 1897710), (15, 1391654), (17, 1227930), (22, 948855), (30, 695827), (33, 632570), (34, 613965), (51, 409310), (55, 379542), (61, 342210), (66, 316285), (85, 245586), (102, 204655), (110, 189771), (122, 171105), (165, 126514), (170, 122793), (183, 114070), (187, 111630), (255, 81862), (305, 68442), (330, 63257), (366, 57035), (374, 55815), (510, 40931), (561, 37210), (610, 34221), (671, 31110), (915, 22814), (935, 22326), (1037, 20130), (1122, 18605), (1342, 15555), (1830, 11407), (1870, 11163), (2013, 10370), (2074, 10065), (2805, 7442), (3111, 6710), (3355, 6222), (3721, 5610), (4026, 5185)]