20114962280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1\times {\mathrm{2153}}^1$

素因数の和:2779

約数の個数: 128

約数和(自身を含む): 52692698880

約数和(自身を除く): 32577736600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 547, 610, 854, 1094, 1220, 1708, 2135, 2153, 2188, 2440, 2735, 3416, 3829, 4270, 4306, 4376, 5470, 7658, 8540, 8612, 10765, 10940, 15071, 15316, 17080, 17224, 19145, 21530, 21880, 30142, 30632, 33367, 38290, 43060, 60284, 66734, 75355, 76580, 86120, 120568, 131333, 133468, 150710, 153160, 166835, 233569, 262666, 266936, 301420, 333670, 467138, 525332, 602840, 656665, 667340, 919331, 934276, 1050664, 1167845, 1177691, 1313330, 1334680, 1838662, 1868552, 2335690, 2355382, 2626660, 3677324, 4596655, 4671380, 4710764, 5253320, 5888455, 7354648, 8243837, 9193310, 9342760, 9421528, 11776910, 16487674, 18386620, 23553820, 32975348, 36773240, 41219185, 47107640, 65950696, 71839151, 82438370, 143678302, 164876740, 287356604, 329753480, 359195755, 502874057, 574713208, 718391510, 1005748114, 1436783020, 2011496228, 2514370285, 2873566040, 4022992456, 5028740570, 10057481140, 20114962280]

約数ペア:

[(1, 20114962280), (2, 10057481140), (4, 5028740570), (5, 4022992456), (7, 2873566040), (8, 2514370285), (10, 2011496228), (14, 1436783020), (20, 1005748114), (28, 718391510), (35, 574713208), (40, 502874057), (56, 359195755), (61, 329753480), (70, 287356604), (122, 164876740), (140, 143678302), (244, 82438370), (280, 71839151), (305, 65950696), (427, 47107640), (488, 41219185), (547, 36773240), (610, 32975348), (854, 23553820), (1094, 18386620), (1220, 16487674), (1708, 11776910), (2135, 9421528), (2153, 9342760), (2188, 9193310), (2440, 8243837), (2735, 7354648), (3416, 5888455), (3829, 5253320), (4270, 4710764), (4306, 4671380), (4376, 4596655), (5470, 3677324), (7658, 2626660), (8540, 2355382), (8612, 2335690), (10765, 1868552), (10940, 1838662), (15071, 1334680), (15316, 1313330), (17080, 1177691), (17224, 1167845), (19145, 1050664), (21530, 934276), (21880, 919331), (30142, 667340), (30632, 656665), (33367, 602840), (38290, 525332), (43060, 467138), (60284, 333670), (66734, 301420), (75355, 266936), (76580, 262666), (86120, 233569), (120568, 166835), (131333, 153160), (133468, 150710)]