247972040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11251}}^1$

素因数の和:11310

約数の個数: 64

約数和(自身を含む): 607608000

約数和(自身を除く): 359635960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 11020, 11251, 22040, 22502, 45004, 56255, 90008, 112510, 213769, 225020, 326279, 427538, 450040, 652558, 855076, 1068845, 1305116, 1631395, 1710152, 2137690, 2610232, 3262790, 4275380, 6199301, 6525580, 8550760, 12398602, 13051160, 24797204, 30996505, 49594408, 61993010, 123986020, 247972040]

約数ペア:

[(1, 247972040), (2, 123986020), (4, 61993010), (5, 49594408), (8, 30996505), (10, 24797204), (19, 13051160), (20, 12398602), (29, 8550760), (38, 6525580), (40, 6199301), (58, 4275380), (76, 3262790), (95, 2610232), (116, 2137690), (145, 1710152), (152, 1631395), (190, 1305116), (232, 1068845), (290, 855076), (380, 652558), (551, 450040), (580, 427538), (760, 326279), (1102, 225020), (1160, 213769), (2204, 112510), (2755, 90008), (4408, 56255), (5510, 45004), (11020, 22502), (11251, 22040)]