1209900430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{877}}^1$

素因数の和:1093

約数の個数: 64

約数和(自身を含む): 2355428160

約数和(自身を除く): 1145527730

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 137, 190, 265, 274, 530, 685, 877, 1007, 1370, 1754, 2014, 2603, 4385, 5035, 5206, 7261, 8770, 10070, 13015, 14522, 16663, 26030, 33326, 36305, 46481, 72610, 83315, 92962, 120149, 137959, 166630, 232405, 240298, 275918, 464810, 600745, 689795, 883139, 1201490, 1379590, 1766278, 2282831, 4415695, 4565662, 6367897, 8831390, 11414155, 12735794, 22828310, 31839485, 63678970, 120990043, 241980086, 604950215, 1209900430]

約数ペア:

[(1, 1209900430), (2, 604950215), (5, 241980086), (10, 120990043), (19, 63678970), (38, 31839485), (53, 22828310), (95, 12735794), (106, 11414155), (137, 8831390), (190, 6367897), (265, 4565662), (274, 4415695), (530, 2282831), (685, 1766278), (877, 1379590), (1007, 1201490), (1370, 883139), (1754, 689795), (2014, 600745), (2603, 464810), (4385, 275918), (5035, 240298), (5206, 232405), (7261, 166630), (8770, 137959), (10070, 120149), (13015, 92962), (14522, 83315), (16663, 72610), (26030, 46481), (33326, 36305)]