19508300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:112

約数の個数: 108

約数和(自身を含む): 51715440

約数和(自身を除く): 32207140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 31, 35, 50, 58, 62, 70, 100, 116, 124, 140, 145, 155, 175, 203, 217, 290, 310, 350, 406, 434, 580, 620, 700, 725, 775, 812, 868, 899, 961, 1015, 1085, 1450, 1550, 1798, 1922, 2030, 2170, 2900, 3100, 3596, 3844, 4060, 4340, 4495, 4805, 5075, 5425, 6293, 6727, 8990, 9610, 10150, 10850, 12586, 13454, 17980, 19220, 20300, 21700, 22475, 24025, 25172, 26908, 27869, 31465, 33635, 44950, 48050, 55738, 62930, 67270, 89900, 96100, 111476, 125860, 134540, 139345, 157325, 168175, 195083, 278690, 314650, 336350, 390166, 557380, 629300, 672700, 696725, 780332, 975415, 1393450, 1950830, 2786900, 3901660, 4877075, 9754150, 19508300]

約数ペア:

[(1, 19508300), (2, 9754150), (4, 4877075), (5, 3901660), (7, 2786900), (10, 1950830), (14, 1393450), (20, 975415), (25, 780332), (28, 696725), (29, 672700), (31, 629300), (35, 557380), (50, 390166), (58, 336350), (62, 314650), (70, 278690), (100, 195083), (116, 168175), (124, 157325), (140, 139345), (145, 134540), (155, 125860), (175, 111476), (203, 96100), (217, 89900), (290, 67270), (310, 62930), (350, 55738), (406, 48050), (434, 44950), (580, 33635), (620, 31465), (700, 27869), (725, 26908), (775, 25172), (812, 24025), (868, 22475), (899, 21700), (961, 20300), (1015, 19220), (1085, 17980), (1450, 13454), (1550, 12586), (1798, 10850), (1922, 10150), (2030, 9610), (2170, 8990), (2900, 6727), (3100, 6293), (3596, 5425), (3844, 5075), (4060, 4805), (4340, 4495)]