20541496850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{962131}}^1$

素因数の和:962211

約数の個数: 48

約数和(自身を含む): 44381224896

約数和(自身を除く): 23839728046

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 350, 427, 610, 854, 1525, 2135, 3050, 4270, 10675, 21350, 962131, 1924262, 4810655, 6734917, 9621310, 13469834, 24053275, 33674585, 48106550, 58689991, 67349170, 117379982, 168372925, 293449955, 336745850, 410829937, 586899910, 821659874, 1467249775, 2054149685, 2934499550, 4108299370, 10270748425, 20541496850]

約数ペア:

[(1, 20541496850), (2, 10270748425), (5, 4108299370), (7, 2934499550), (10, 2054149685), (14, 1467249775), (25, 821659874), (35, 586899910), (50, 410829937), (61, 336745850), (70, 293449955), (122, 168372925), (175, 117379982), (305, 67349170), (350, 58689991), (427, 48106550), (610, 33674585), (854, 24053275), (1525, 13469834), (2135, 9621310), (3050, 6734917), (4270, 4810655), (10675, 1924262), (21350, 962131)]