19346480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 48211200

約数和(自身を除く): 28864720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 269, 290, 310, 464, 496, 538, 580, 620, 899, 1076, 1160, 1240, 1345, 1798, 2152, 2320, 2480, 2690, 3596, 4304, 4495, 5380, 7192, 7801, 8339, 8990, 10760, 14384, 15602, 16678, 17980, 21520, 31204, 33356, 35960, 39005, 41695, 62408, 66712, 71920, 78010, 83390, 124816, 133424, 156020, 166780, 241831, 312040, 333560, 483662, 624080, 667120, 967324, 1209155, 1934648, 2418310, 3869296, 4836620, 9673240, 19346480]

約数ペア:

[(1, 19346480), (2, 9673240), (4, 4836620), (5, 3869296), (8, 2418310), (10, 1934648), (16, 1209155), (20, 967324), (29, 667120), (31, 624080), (40, 483662), (58, 333560), (62, 312040), (80, 241831), (116, 166780), (124, 156020), (145, 133424), (155, 124816), (232, 83390), (248, 78010), (269, 71920), (290, 66712), (310, 62408), (464, 41695), (496, 39005), (538, 35960), (580, 33356), (620, 31204), (899, 21520), (1076, 17980), (1160, 16678), (1240, 15602), (1345, 14384), (1798, 10760), (2152, 8990), (2320, 8339), (2480, 7801), (2690, 7192), (3596, 5380), (4304, 4495)]