4072531420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 8860924800

約数和(自身を除く): 4788393380

約数列:

[1, 2, 4, 5, 10, 20, 89, 97, 103, 178, 194, 206, 229, 356, 388, 412, 445, 458, 485, 515, 890, 916, 970, 1030, 1145, 1780, 1940, 2060, 2290, 4580, 8633, 9167, 9991, 17266, 18334, 19982, 20381, 22213, 23587, 34532, 36668, 39964, 40762, 43165, 44426, 45835, 47174, 49955, 81524, 86330, 88852, 91670, 94348, 99910, 101905, 111065, 117935, 172660, 183340, 199820, 203810, 222130, 235870, 407620, 444260, 471740, 889199, 1778398, 1976957, 2099243, 2287939, 3556796, 3953914, 4198486, 4445995, 4575878, 7907828, 8396972, 8891990, 9151756, 9884785, 10496215, 11439695, 17783980, 19769570, 20992430, 22879390, 39539140, 41984860, 45758780, 203626571, 407253142, 814506284, 1018132855, 2036265710, 4072531420]

約数ペア:

[(1, 4072531420), (2, 2036265710), (4, 1018132855), (5, 814506284), (10, 407253142), (20, 203626571), (89, 45758780), (97, 41984860), (103, 39539140), (178, 22879390), (194, 20992430), (206, 19769570), (229, 17783980), (356, 11439695), (388, 10496215), (412, 9884785), (445, 9151756), (458, 8891990), (485, 8396972), (515, 7907828), (890, 4575878), (916, 4445995), (970, 4198486), (1030, 3953914), (1145, 3556796), (1780, 2287939), (1940, 2099243), (2060, 1976957), (2290, 1778398), (4580, 889199), (8633, 471740), (9167, 444260), (9991, 407620), (17266, 235870), (18334, 222130), (19982, 203810), (20381, 199820), (22213, 183340), (23587, 172660), (34532, 117935), (36668, 111065), (39964, 101905), (40762, 99910), (43165, 94348), (44426, 91670), (45835, 88852), (47174, 86330), (49955, 81524)]