20072580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1789}}^1$

素因数の和:1829

約数の個数: 96

約数和(自身を含む): 64955520

約数和(自身を除く): 44882940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 170, 187, 204, 220, 255, 330, 340, 374, 510, 561, 660, 748, 935, 1020, 1122, 1789, 1870, 2244, 2805, 3578, 3740, 5367, 5610, 7156, 8945, 10734, 11220, 17890, 19679, 21468, 26835, 30413, 35780, 39358, 53670, 59037, 60826, 78716, 91239, 98395, 107340, 118074, 121652, 152065, 182478, 196790, 236148, 295185, 304130, 334543, 364956, 393580, 456195, 590370, 608260, 669086, 912390, 1003629, 1180740, 1338172, 1672715, 1824780, 2007258, 3345430, 4014516, 5018145, 6690860, 10036290, 20072580]

約数ペア:

[(1, 20072580), (2, 10036290), (3, 6690860), (4, 5018145), (5, 4014516), (6, 3345430), (10, 2007258), (11, 1824780), (12, 1672715), (15, 1338172), (17, 1180740), (20, 1003629), (22, 912390), (30, 669086), (33, 608260), (34, 590370), (44, 456195), (51, 393580), (55, 364956), (60, 334543), (66, 304130), (68, 295185), (85, 236148), (102, 196790), (110, 182478), (132, 152065), (165, 121652), (170, 118074), (187, 107340), (204, 98395), (220, 91239), (255, 78716), (330, 60826), (340, 59037), (374, 53670), (510, 39358), (561, 35780), (660, 30413), (748, 26835), (935, 21468), (1020, 19679), (1122, 17890), (1789, 11220), (1870, 10734), (2244, 8945), (2805, 7156), (3578, 5610), (3740, 5367)]