19455450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{2647}}^1$

素因数の和:2676

約数の個数: 72

約数和(自身を含む): 56148192

約数和(自身を除く): 36692742

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 2647, 3675, 5294, 7350, 7941, 13235, 15882, 18529, 26470, 37058, 39705, 55587, 66175, 79410, 92645, 111174, 129703, 132350, 185290, 198525, 259406, 277935, 389109, 397050, 463225, 555870, 648515, 778218, 926450, 1297030, 1389675, 1945545, 2779350, 3242575, 3891090, 6485150, 9727725, 19455450]

約数ペア:

[(1, 19455450), (2, 9727725), (3, 6485150), (5, 3891090), (6, 3242575), (7, 2779350), (10, 1945545), (14, 1389675), (15, 1297030), (21, 926450), (25, 778218), (30, 648515), (35, 555870), (42, 463225), (49, 397050), (50, 389109), (70, 277935), (75, 259406), (98, 198525), (105, 185290), (147, 132350), (150, 129703), (175, 111174), (210, 92645), (245, 79410), (294, 66175), (350, 55587), (490, 39705), (525, 37058), (735, 26470), (1050, 18529), (1225, 15882), (1470, 13235), (2450, 7941), (2647, 7350), (3675, 5294)]