20216350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 48211200

約数和(自身を除く): 27994850

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 59, 70, 77, 89, 110, 118, 154, 175, 178, 275, 295, 350, 385, 413, 445, 550, 590, 623, 649, 770, 826, 890, 979, 1246, 1298, 1475, 1925, 1958, 2065, 2225, 2950, 3115, 3245, 3850, 4130, 4450, 4543, 4895, 5251, 6230, 6490, 6853, 9086, 9790, 10325, 10502, 13706, 15575, 16225, 20650, 22715, 24475, 26255, 31150, 32450, 34265, 36757, 45430, 48950, 52510, 57761, 68530, 73514, 113575, 115522, 131275, 171325, 183785, 227150, 262550, 288805, 342650, 367570, 404327, 577610, 808654, 918925, 1444025, 1837850, 2021635, 2888050, 4043270, 10108175, 20216350]

約数ペア:

[(1, 20216350), (2, 10108175), (5, 4043270), (7, 2888050), (10, 2021635), (11, 1837850), (14, 1444025), (22, 918925), (25, 808654), (35, 577610), (50, 404327), (55, 367570), (59, 342650), (70, 288805), (77, 262550), (89, 227150), (110, 183785), (118, 171325), (154, 131275), (175, 115522), (178, 113575), (275, 73514), (295, 68530), (350, 57761), (385, 52510), (413, 48950), (445, 45430), (550, 36757), (590, 34265), (623, 32450), (649, 31150), (770, 26255), (826, 24475), (890, 22715), (979, 20650), (1246, 16225), (1298, 15575), (1475, 13706), (1925, 10502), (1958, 10325), (2065, 9790), (2225, 9086), (2950, 6853), (3115, 6490), (3245, 6230), (3850, 5251), (4130, 4895), (4450, 4543)]