1840802516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 3938844672

約数和(自身を除く): 2098042156

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 127, 142, 161, 254, 284, 317, 322, 497, 508, 634, 644, 889, 994, 1268, 1633, 1778, 1988, 2219, 2921, 3266, 3556, 4438, 5842, 6532, 7291, 8876, 9017, 11431, 11684, 14582, 18034, 20447, 22507, 22862, 29164, 36068, 40259, 40894, 45014, 45724, 51037, 63119, 80518, 81788, 90028, 102074, 126238, 157549, 161036, 204148, 207391, 252476, 281813, 315098, 414782, 517661, 563626, 630196, 829564, 925957, 1035322, 1127252, 1451737, 1851914, 2070644, 2858389, 2903474, 3623627, 3703828, 5716778, 5806948, 6481699, 7247254, 11433556, 12963398, 14494508, 20008723, 25926796, 40017446, 65742947, 80034892, 131485894, 262971788, 460200629, 920401258, 1840802516]

約数ペア:

[(1, 1840802516), (2, 920401258), (4, 460200629), (7, 262971788), (14, 131485894), (23, 80034892), (28, 65742947), (46, 40017446), (71, 25926796), (92, 20008723), (127, 14494508), (142, 12963398), (161, 11433556), (254, 7247254), (284, 6481699), (317, 5806948), (322, 5716778), (497, 3703828), (508, 3623627), (634, 2903474), (644, 2858389), (889, 2070644), (994, 1851914), (1268, 1451737), (1633, 1127252), (1778, 1035322), (1988, 925957), (2219, 829564), (2921, 630196), (3266, 563626), (3556, 517661), (4438, 414782), (5842, 315098), (6532, 281813), (7291, 252476), (8876, 207391), (9017, 204148), (11431, 161036), (11684, 157549), (14582, 126238), (18034, 102074), (20447, 90028), (22507, 81788), (22862, 80518), (29164, 63119), (36068, 51037), (40259, 45724), (40894, 45014)]