20876340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 62826624

約数和(自身を除く): 41950284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 97, 102, 170, 194, 204, 211, 255, 291, 340, 388, 422, 485, 510, 582, 633, 844, 970, 1020, 1055, 1164, 1266, 1455, 1649, 1940, 2110, 2532, 2910, 3165, 3298, 3587, 4220, 4947, 5820, 6330, 6596, 7174, 8245, 9894, 10761, 12660, 14348, 16490, 17935, 19788, 20467, 21522, 24735, 32980, 35870, 40934, 43044, 49470, 53805, 61401, 71740, 81868, 98940, 102335, 107610, 122802, 204670, 215220, 245604, 307005, 347939, 409340, 614010, 695878, 1043817, 1228020, 1391756, 1739695, 2087634, 3479390, 4175268, 5219085, 6958780, 10438170, 20876340]

約数ペア:

[(1, 20876340), (2, 10438170), (3, 6958780), (4, 5219085), (5, 4175268), (6, 3479390), (10, 2087634), (12, 1739695), (15, 1391756), (17, 1228020), (20, 1043817), (30, 695878), (34, 614010), (51, 409340), (60, 347939), (68, 307005), (85, 245604), (97, 215220), (102, 204670), (170, 122802), (194, 107610), (204, 102335), (211, 98940), (255, 81868), (291, 71740), (340, 61401), (388, 53805), (422, 49470), (485, 43044), (510, 40934), (582, 35870), (633, 32980), (844, 24735), (970, 21522), (1020, 20467), (1055, 19788), (1164, 17935), (1266, 16490), (1455, 14348), (1649, 12660), (1940, 10761), (2110, 9894), (2532, 8245), (2910, 7174), (3165, 6596), (3298, 6330), (3587, 5820), (4220, 4947)]