13451620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 36691200

約数和(自身を除く): 23239580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 389, 455, 494, 532, 665, 778, 910, 988, 1235, 1330, 1556, 1729, 1820, 1945, 2470, 2660, 2723, 3458, 3890, 4940, 5057, 5446, 6916, 7391, 7780, 8645, 10114, 10892, 13615, 14782, 17290, 20228, 25285, 27230, 29564, 34580, 35399, 36955, 50570, 51737, 54460, 70798, 73910, 96083, 101140, 103474, 141596, 147820, 176995, 192166, 206948, 258685, 353990, 384332, 480415, 517370, 672581, 707980, 960830, 1034740, 1345162, 1921660, 2690324, 3362905, 6725810, 13451620]

約数ペア:

[(1, 13451620), (2, 6725810), (4, 3362905), (5, 2690324), (7, 1921660), (10, 1345162), (13, 1034740), (14, 960830), (19, 707980), (20, 672581), (26, 517370), (28, 480415), (35, 384332), (38, 353990), (52, 258685), (65, 206948), (70, 192166), (76, 176995), (91, 147820), (95, 141596), (130, 103474), (133, 101140), (140, 96083), (182, 73910), (190, 70798), (247, 54460), (260, 51737), (266, 50570), (364, 36955), (380, 35399), (389, 34580), (455, 29564), (494, 27230), (532, 25285), (665, 20228), (778, 17290), (910, 14782), (988, 13615), (1235, 10892), (1330, 10114), (1556, 8645), (1729, 7780), (1820, 7391), (1945, 6916), (2470, 5446), (2660, 5057), (2723, 4940), (3458, 3890)]