19729080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7829}}^1$

素因数の和:7853

約数の個数: 96

約数和(自身を含む): 73288800

約数和(自身を除く): 53559720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7829, 15658, 23487, 31316, 39145, 46974, 54803, 62632, 70461, 78290, 93948, 109606, 117435, 140922, 156580, 164409, 187896, 219212, 234870, 274015, 281844, 313160, 328818, 352305, 438424, 469740, 493227, 548030, 563688, 657636, 704610, 822045, 939480, 986454, 1096060, 1315272, 1409220, 1644090, 1972908, 2192120, 2466135, 2818440, 3288180, 3945816, 4932270, 6576360, 9864540, 19729080]

約数ペア:

[(1, 19729080), (2, 9864540), (3, 6576360), (4, 4932270), (5, 3945816), (6, 3288180), (7, 2818440), (8, 2466135), (9, 2192120), (10, 1972908), (12, 1644090), (14, 1409220), (15, 1315272), (18, 1096060), (20, 986454), (21, 939480), (24, 822045), (28, 704610), (30, 657636), (35, 563688), (36, 548030), (40, 493227), (42, 469740), (45, 438424), (56, 352305), (60, 328818), (63, 313160), (70, 281844), (72, 274015), (84, 234870), (90, 219212), (105, 187896), (120, 164409), (126, 156580), (140, 140922), (168, 117435), (180, 109606), (210, 93948), (252, 78290), (280, 70461), (315, 62632), (360, 54803), (420, 46974), (504, 39145), (630, 31316), (840, 23487), (1260, 15658), (2520, 7829)]