18201260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 48771072

約数和(自身を除く): 30569812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 140, 154, 212, 220, 223, 265, 308, 371, 385, 446, 530, 583, 742, 770, 892, 1060, 1115, 1166, 1484, 1540, 1561, 1855, 2230, 2332, 2453, 2915, 3122, 3710, 4081, 4460, 4906, 5830, 6244, 7420, 7805, 8162, 9812, 11660, 11819, 12265, 15610, 16324, 17171, 20405, 23638, 24530, 31220, 34342, 40810, 47276, 49060, 59095, 68684, 81620, 82733, 85855, 118190, 130009, 165466, 171710, 236380, 260018, 330932, 343420, 413665, 520036, 650045, 827330, 910063, 1300090, 1654660, 1820126, 2600180, 3640252, 4550315, 9100630, 18201260]

約数ペア:

[(1, 18201260), (2, 9100630), (4, 4550315), (5, 3640252), (7, 2600180), (10, 1820126), (11, 1654660), (14, 1300090), (20, 910063), (22, 827330), (28, 650045), (35, 520036), (44, 413665), (53, 343420), (55, 330932), (70, 260018), (77, 236380), (106, 171710), (110, 165466), (140, 130009), (154, 118190), (212, 85855), (220, 82733), (223, 81620), (265, 68684), (308, 59095), (371, 49060), (385, 47276), (446, 40810), (530, 34342), (583, 31220), (742, 24530), (770, 23638), (892, 20405), (1060, 17171), (1115, 16324), (1166, 15610), (1484, 12265), (1540, 11819), (1561, 11660), (1855, 9812), (2230, 8162), (2332, 7805), (2453, 7420), (2915, 6244), (3122, 5830), (3710, 4906), (4081, 4460)]