1970149156780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{2905739}}^1$

素因数の和:2905951

約数の個数: 96

約数和(自身を含む): 4920696345600

約数和(自身を除く): 2950547188820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 167, 203, 290, 334, 406, 580, 668, 812, 835, 1015, 1169, 1670, 2030, 2338, 3340, 4060, 4676, 4843, 5845, 9686, 11690, 19372, 23380, 24215, 33901, 48430, 67802, 96860, 135604, 169505, 339010, 678020, 2905739, 5811478, 11622956, 14528695, 20340173, 29057390, 40680346, 58114780, 81360692, 84266431, 101700865, 168532862, 203401730, 337065724, 406803460, 421332155, 485258413, 589865017, 842664310, 970516826, 1179730034, 1685328620, 1941033652, 2359460068, 2426292065, 2949325085, 3396808891, 4852584130, 5898650170, 6793617782, 9705168260, 11797300340, 13587235564, 14072493977, 16984044455, 28144987954, 33968088910, 56289975908, 67936177820, 70362469885, 98507457839, 140724939770, 197014915678, 281449879540, 394029831356, 492537289195, 985074578390, 1970149156780]

約数ペア:

[(1, 1970149156780), (2, 985074578390), (4, 492537289195), (5, 394029831356), (7, 281449879540), (10, 197014915678), (14, 140724939770), (20, 98507457839), (28, 70362469885), (29, 67936177820), (35, 56289975908), (58, 33968088910), (70, 28144987954), (116, 16984044455), (140, 14072493977), (145, 13587235564), (167, 11797300340), (203, 9705168260), (290, 6793617782), (334, 5898650170), (406, 4852584130), (580, 3396808891), (668, 2949325085), (812, 2426292065), (835, 2359460068), (1015, 1941033652), (1169, 1685328620), (1670, 1179730034), (2030, 970516826), (2338, 842664310), (3340, 589865017), (4060, 485258413), (4676, 421332155), (4843, 406803460), (5845, 337065724), (9686, 203401730), (11690, 168532862), (19372, 101700865), (23380, 84266431), (24215, 81360692), (33901, 58114780), (48430, 40680346), (67802, 29057390), (96860, 20340173), (135604, 14528695), (169505, 11622956), (339010, 5811478), (678020, 2905739)]