858640020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107599}}^1$

素因数の和:107637

約数の個数: 96

約数和(自身を含む): 2892288000

約数和(自身を除く): 2033647980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 107599, 215198, 322797, 430396, 537995, 645594, 753193, 1075990, 1291188, 1506386, 1613985, 2044381, 2151980, 2259579, 3012772, 3227970, 3765965, 4088762, 4519158, 6133143, 6455940, 7531930, 8177524, 9038316, 10221905, 11297895, 12266286, 14310667, 15063860, 20443810, 22595790, 24532572, 28621334, 30665715, 40887620, 42932001, 45191580, 57242668, 61331430, 71553335, 85864002, 122662860, 143106670, 171728004, 214660005, 286213340, 429320010, 858640020]

約数ペア:

[(1, 858640020), (2, 429320010), (3, 286213340), (4, 214660005), (5, 171728004), (6, 143106670), (7, 122662860), (10, 85864002), (12, 71553335), (14, 61331430), (15, 57242668), (19, 45191580), (20, 42932001), (21, 40887620), (28, 30665715), (30, 28621334), (35, 24532572), (38, 22595790), (42, 20443810), (57, 15063860), (60, 14310667), (70, 12266286), (76, 11297895), (84, 10221905), (95, 9038316), (105, 8177524), (114, 7531930), (133, 6455940), (140, 6133143), (190, 4519158), (210, 4088762), (228, 3765965), (266, 3227970), (285, 3012772), (380, 2259579), (399, 2151980), (420, 2044381), (532, 1613985), (570, 1506386), (665, 1291188), (798, 1075990), (1140, 753193), (1330, 645594), (1596, 537995), (1995, 430396), (2660, 322797), (3990, 215198), (7980, 107599)]