20590740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2243}}^1$

素因数の和:2278

約数の個数: 96

約数和(自身を含む): 67858560

約数和(自身を除く): 47267820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2243, 2295, 3060, 4486, 4590, 6729, 8972, 9180, 11215, 13458, 20187, 22430, 26916, 33645, 38131, 40374, 44860, 60561, 67290, 76262, 80748, 100935, 114393, 121122, 134580, 152524, 190655, 201870, 228786, 242244, 302805, 343179, 381310, 403740, 457572, 571965, 605610, 686358, 762620, 1029537, 1143930, 1211220, 1372716, 1715895, 2059074, 2287860, 3431790, 4118148, 5147685, 6863580, 10295370, 20590740]

約数ペア:

[(1, 20590740), (2, 10295370), (3, 6863580), (4, 5147685), (5, 4118148), (6, 3431790), (9, 2287860), (10, 2059074), (12, 1715895), (15, 1372716), (17, 1211220), (18, 1143930), (20, 1029537), (27, 762620), (30, 686358), (34, 605610), (36, 571965), (45, 457572), (51, 403740), (54, 381310), (60, 343179), (68, 302805), (85, 242244), (90, 228786), (102, 201870), (108, 190655), (135, 152524), (153, 134580), (170, 121122), (180, 114393), (204, 100935), (255, 80748), (270, 76262), (306, 67290), (340, 60561), (459, 44860), (510, 40374), (540, 38131), (612, 33645), (765, 26916), (918, 22430), (1020, 20187), (1530, 13458), (1836, 11215), (2243, 9180), (2295, 8972), (3060, 6729), (4486, 4590)]