2042820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:131

約数の個数: 120

約数和(自身を含む): 6972504

約数和(自身を除く): 4929684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 97, 108, 117, 130, 135, 156, 162, 180, 194, 195, 234, 260, 270, 291, 324, 351, 388, 390, 405, 468, 485, 540, 582, 585, 702, 780, 810, 873, 970, 1053, 1164, 1170, 1261, 1404, 1455, 1620, 1746, 1755, 1940, 2106, 2340, 2522, 2619, 2910, 3492, 3510, 3783, 4212, 4365, 5044, 5238, 5265, 5820, 6305, 7020, 7566, 7857, 8730, 10476, 10530, 11349, 12610, 13095, 15132, 15714, 17460, 18915, 21060, 22698, 25220, 26190, 31428, 34047, 37830, 39285, 45396, 52380, 56745, 68094, 75660, 78570, 102141, 113490, 136188, 157140, 170235, 204282, 226980, 340470, 408564, 510705, 680940, 1021410, 2042820]

約数ペア:

[(1, 2042820), (2, 1021410), (3, 680940), (4, 510705), (5, 408564), (6, 340470), (9, 226980), (10, 204282), (12, 170235), (13, 157140), (15, 136188), (18, 113490), (20, 102141), (26, 78570), (27, 75660), (30, 68094), (36, 56745), (39, 52380), (45, 45396), (52, 39285), (54, 37830), (60, 34047), (65, 31428), (78, 26190), (81, 25220), (90, 22698), (97, 21060), (108, 18915), (117, 17460), (130, 15714), (135, 15132), (156, 13095), (162, 12610), (180, 11349), (194, 10530), (195, 10476), (234, 8730), (260, 7857), (270, 7566), (291, 7020), (324, 6305), (351, 5820), (388, 5265), (390, 5238), (405, 5044), (468, 4365), (485, 4212), (540, 3783), (582, 3510), (585, 3492), (702, 2910), (780, 2619), (810, 2522), (873, 2340), (970, 2106), (1053, 1940), (1164, 1755), (1170, 1746), (1261, 1620), (1404, 1455)]