19668040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3697}}^1$

素因数の和:3734

約数の個数: 64

約数和(自身を含む): 53251200

約数和(自身を除く): 33583160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3697, 5320, 7394, 14788, 18485, 25879, 29576, 36970, 51758, 70243, 73940, 103516, 129395, 140486, 147880, 207032, 258790, 280972, 351215, 491701, 517580, 561944, 702430, 983402, 1035160, 1404860, 1966804, 2458505, 2809720, 3933608, 4917010, 9834020, 19668040]

約数ペア:

[(1, 19668040), (2, 9834020), (4, 4917010), (5, 3933608), (7, 2809720), (8, 2458505), (10, 1966804), (14, 1404860), (19, 1035160), (20, 983402), (28, 702430), (35, 561944), (38, 517580), (40, 491701), (56, 351215), (70, 280972), (76, 258790), (95, 207032), (133, 147880), (140, 140486), (152, 129395), (190, 103516), (266, 73940), (280, 70243), (380, 51758), (532, 36970), (665, 29576), (760, 25879), (1064, 18485), (1330, 14788), (2660, 7394), (3697, 5320)]