1320541610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 2636105472

約数和(自身を除く): 1315563862

約数列:

[1, 2, 5, 10, 19, 38, 43, 47, 86, 94, 95, 181, 190, 215, 235, 361, 362, 430, 470, 722, 817, 893, 905, 1634, 1786, 1805, 1810, 2021, 3439, 3610, 4042, 4085, 4465, 6878, 7783, 8170, 8507, 8930, 10105, 15523, 15566, 16967, 17014, 17195, 20210, 31046, 33934, 34390, 38399, 38915, 42535, 65341, 76798, 77615, 77830, 84835, 85070, 130682, 147877, 155230, 161633, 169670, 191995, 295754, 323266, 326705, 365801, 383990, 653410, 729581, 731602, 739385, 808165, 1459162, 1478770, 1616330, 1829005, 2809663, 3071027, 3647905, 3658010, 5619326, 6142054, 6950219, 7295810, 13900438, 14048315, 15355135, 28096630, 30710270, 34751095, 69502190, 132054161, 264108322, 660270805, 1320541610]

約数ペア:

[(1, 1320541610), (2, 660270805), (5, 264108322), (10, 132054161), (19, 69502190), (38, 34751095), (43, 30710270), (47, 28096630), (86, 15355135), (94, 14048315), (95, 13900438), (181, 7295810), (190, 6950219), (215, 6142054), (235, 5619326), (361, 3658010), (362, 3647905), (430, 3071027), (470, 2809663), (722, 1829005), (817, 1616330), (893, 1478770), (905, 1459162), (1634, 808165), (1786, 739385), (1805, 731602), (1810, 729581), (2021, 653410), (3439, 383990), (3610, 365801), (4042, 326705), (4085, 323266), (4465, 295754), (6878, 191995), (7783, 169670), (8170, 161633), (8507, 155230), (8930, 147877), (10105, 130682), (15523, 85070), (15566, 84835), (16967, 77830), (17014, 77615), (17195, 76798), (20210, 65341), (31046, 42535), (33934, 38915), (34390, 38399)]