15661451740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2454773}}^1$

素因数の和:2454822

約数の個数: 48

約数和(自身を含む): 37116182880

約数和(自身を除く): 21454731140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 2454773, 4909546, 9819092, 12273865, 24547730, 27002503, 49095460, 54005006, 71188417, 108010012, 135012515, 142376834, 270025030, 284753668, 355942085, 540050060, 711884170, 783072587, 1423768340, 1566145174, 3132290348, 3915362935, 7830725870, 15661451740]

約数ペア:

[(1, 15661451740), (2, 7830725870), (4, 3915362935), (5, 3132290348), (10, 1566145174), (11, 1423768340), (20, 783072587), (22, 711884170), (29, 540050060), (44, 355942085), (55, 284753668), (58, 270025030), (110, 142376834), (116, 135012515), (145, 108010012), (220, 71188417), (290, 54005006), (319, 49095460), (580, 27002503), (638, 24547730), (1276, 12273865), (1595, 9819092), (3190, 4909546), (6380, 2454773)]