2005017960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{3119}}^1$

素因数の和:3631

約数の個数: 128

約数和(自身を含む): 6577459200

約数和(自身を除く): 4572441240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 487, 660, 974, 1320, 1461, 1948, 2435, 2922, 3119, 3896, 4870, 5357, 5844, 6238, 7305, 9357, 9740, 10714, 11688, 12476, 14610, 15595, 16071, 18714, 19480, 21428, 24952, 26785, 29220, 31190, 32142, 34309, 37428, 42856, 46785, 53570, 58440, 62380, 64284, 68618, 74856, 80355, 93570, 102927, 107140, 124760, 128568, 137236, 160710, 171545, 187140, 205854, 214280, 274472, 321420, 343090, 374280, 411708, 514635, 642840, 686180, 823416, 1029270, 1372360, 1518953, 2058540, 3037906, 4117080, 4556859, 6075812, 7594765, 9113718, 12151624, 15189530, 16708483, 18227436, 22784295, 30379060, 33416966, 36454872, 45568590, 50125449, 60758120, 66833932, 83542415, 91137180, 100250898, 133667864, 167084830, 182274360, 200501796, 250627245, 334169660, 401003592, 501254490, 668339320, 1002508980, 2005017960]

約数ペア:

[(1, 2005017960), (2, 1002508980), (3, 668339320), (4, 501254490), (5, 401003592), (6, 334169660), (8, 250627245), (10, 200501796), (11, 182274360), (12, 167084830), (15, 133667864), (20, 100250898), (22, 91137180), (24, 83542415), (30, 66833932), (33, 60758120), (40, 50125449), (44, 45568590), (55, 36454872), (60, 33416966), (66, 30379060), (88, 22784295), (110, 18227436), (120, 16708483), (132, 15189530), (165, 12151624), (220, 9113718), (264, 7594765), (330, 6075812), (440, 4556859), (487, 4117080), (660, 3037906), (974, 2058540), (1320, 1518953), (1461, 1372360), (1948, 1029270), (2435, 823416), (2922, 686180), (3119, 642840), (3896, 514635), (4870, 411708), (5357, 374280), (5844, 343090), (6238, 321420), (7305, 274472), (9357, 214280), (9740, 205854), (10714, 187140), (11688, 171545), (12476, 160710), (14610, 137236), (15595, 128568), (16071, 124760), (18714, 107140), (19480, 102927), (21428, 93570), (24952, 80355), (26785, 74856), (29220, 68618), (31190, 64284), (32142, 62380), (34309, 58440), (37428, 53570), (42856, 46785)]