2888891860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1931}}^1$

素因数の和:2117

約数の個数: 96

約数和(自身を含む): 6647316480

約数和(自身を除く): 3758424620

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 127, 155, 190, 254, 310, 380, 508, 589, 620, 635, 1178, 1270, 1931, 2356, 2413, 2540, 2945, 3862, 3937, 4826, 5890, 7724, 7874, 9652, 9655, 11780, 12065, 15748, 19310, 19685, 24130, 36689, 38620, 39370, 48260, 59861, 73378, 74803, 78740, 119722, 146756, 149606, 183445, 239444, 245237, 299212, 299305, 366890, 374015, 490474, 598610, 733780, 748030, 980948, 1137359, 1197220, 1226185, 1496060, 2274718, 2452370, 4549436, 4659503, 4904740, 5686795, 7602347, 9319006, 11373590, 15204694, 18638012, 22747180, 23297515, 30409388, 38011735, 46595030, 76023470, 93190060, 144444593, 152046940, 288889186, 577778372, 722222965, 1444445930, 2888891860]

約数ペア:

[(1, 2888891860), (2, 1444445930), (4, 722222965), (5, 577778372), (10, 288889186), (19, 152046940), (20, 144444593), (31, 93190060), (38, 76023470), (62, 46595030), (76, 38011735), (95, 30409388), (124, 23297515), (127, 22747180), (155, 18638012), (190, 15204694), (254, 11373590), (310, 9319006), (380, 7602347), (508, 5686795), (589, 4904740), (620, 4659503), (635, 4549436), (1178, 2452370), (1270, 2274718), (1931, 1496060), (2356, 1226185), (2413, 1197220), (2540, 1137359), (2945, 980948), (3862, 748030), (3937, 733780), (4826, 598610), (5890, 490474), (7724, 374015), (7874, 366890), (9652, 299305), (9655, 299212), (11780, 245237), (12065, 239444), (15748, 183445), (19310, 149606), (19685, 146756), (24130, 119722), (36689, 78740), (38620, 74803), (39370, 73378), (48260, 59861)]