16667420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 44513280

約数和(自身を除く): 27845860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 79, 110, 137, 140, 154, 158, 220, 274, 308, 316, 385, 395, 548, 553, 685, 770, 790, 869, 959, 1106, 1370, 1507, 1540, 1580, 1738, 1918, 2212, 2740, 2765, 3014, 3476, 3836, 4345, 4795, 5530, 6028, 6083, 7535, 8690, 9590, 10549, 10823, 11060, 12166, 15070, 17380, 19180, 21098, 21646, 24332, 30140, 30415, 42196, 43292, 52745, 54115, 60830, 75761, 105490, 108230, 119053, 121660, 151522, 210980, 216460, 238106, 303044, 378805, 476212, 595265, 757610, 833371, 1190530, 1515220, 1666742, 2381060, 3333484, 4166855, 8333710, 16667420]

約数ペア:

[(1, 16667420), (2, 8333710), (4, 4166855), (5, 3333484), (7, 2381060), (10, 1666742), (11, 1515220), (14, 1190530), (20, 833371), (22, 757610), (28, 595265), (35, 476212), (44, 378805), (55, 303044), (70, 238106), (77, 216460), (79, 210980), (110, 151522), (137, 121660), (140, 119053), (154, 108230), (158, 105490), (220, 75761), (274, 60830), (308, 54115), (316, 52745), (385, 43292), (395, 42196), (548, 30415), (553, 30140), (685, 24332), (770, 21646), (790, 21098), (869, 19180), (959, 17380), (1106, 15070), (1370, 12166), (1507, 11060), (1540, 10823), (1580, 10549), (1738, 9590), (1918, 8690), (2212, 7535), (2740, 6083), (2765, 6028), (3014, 5530), (3476, 4795), (3836, 4345)]