19470220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 32784500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 110, 140, 154, 188, 220, 235, 269, 308, 329, 385, 470, 517, 538, 658, 770, 940, 1034, 1076, 1316, 1345, 1540, 1645, 1883, 2068, 2585, 2690, 2959, 3290, 3619, 3766, 5170, 5380, 5918, 6580, 7238, 7532, 9415, 10340, 11836, 12643, 14476, 14795, 18095, 18830, 20713, 25286, 29590, 36190, 37660, 41426, 50572, 59180, 63215, 72380, 82852, 88501, 103565, 126430, 139073, 177002, 207130, 252860, 278146, 354004, 414260, 442505, 556292, 695365, 885010, 973511, 1390730, 1770020, 1947022, 2781460, 3894044, 4867555, 9735110, 19470220]

約数ペア:

[(1, 19470220), (2, 9735110), (4, 4867555), (5, 3894044), (7, 2781460), (10, 1947022), (11, 1770020), (14, 1390730), (20, 973511), (22, 885010), (28, 695365), (35, 556292), (44, 442505), (47, 414260), (55, 354004), (70, 278146), (77, 252860), (94, 207130), (110, 177002), (140, 139073), (154, 126430), (188, 103565), (220, 88501), (235, 82852), (269, 72380), (308, 63215), (329, 59180), (385, 50572), (470, 41426), (517, 37660), (538, 36190), (658, 29590), (770, 25286), (940, 20713), (1034, 18830), (1076, 18095), (1316, 14795), (1345, 14476), (1540, 12643), (1645, 11836), (1883, 10340), (2068, 9415), (2585, 7532), (2690, 7238), (2959, 6580), (3290, 5918), (3619, 5380), (3766, 5170)]