9872240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 28322592

約数和(自身を除く): 18450352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 61, 68, 70, 80, 85, 112, 119, 122, 136, 140, 170, 238, 244, 272, 280, 289, 305, 340, 427, 476, 488, 560, 578, 595, 610, 680, 854, 952, 976, 1037, 1156, 1190, 1220, 1360, 1445, 1708, 1904, 2023, 2074, 2135, 2312, 2380, 2440, 2890, 3416, 4046, 4148, 4270, 4624, 4760, 4880, 5185, 5780, 6832, 7259, 8092, 8296, 8540, 9520, 10115, 10370, 11560, 14518, 16184, 16592, 17080, 17629, 20230, 20740, 23120, 29036, 32368, 34160, 35258, 36295, 40460, 41480, 58072, 70516, 72590, 80920, 82960, 88145, 116144, 123403, 141032, 145180, 161840, 176290, 246806, 282064, 290360, 352580, 493612, 580720, 617015, 705160, 987224, 1234030, 1410320, 1974448, 2468060, 4936120, 9872240]

約数ペア:

[(1, 9872240), (2, 4936120), (4, 2468060), (5, 1974448), (7, 1410320), (8, 1234030), (10, 987224), (14, 705160), (16, 617015), (17, 580720), (20, 493612), (28, 352580), (34, 290360), (35, 282064), (40, 246806), (56, 176290), (61, 161840), (68, 145180), (70, 141032), (80, 123403), (85, 116144), (112, 88145), (119, 82960), (122, 80920), (136, 72590), (140, 70516), (170, 58072), (238, 41480), (244, 40460), (272, 36295), (280, 35258), (289, 34160), (305, 32368), (340, 29036), (427, 23120), (476, 20740), (488, 20230), (560, 17629), (578, 17080), (595, 16592), (610, 16184), (680, 14518), (854, 11560), (952, 10370), (976, 10115), (1037, 9520), (1156, 8540), (1190, 8296), (1220, 8092), (1360, 7259), (1445, 6832), (1708, 5780), (1904, 5185), (2023, 4880), (2074, 4760), (2135, 4624), (2312, 4270), (2380, 4148), (2440, 4046), (2890, 3416)]