1840713784

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{81563}}^1$

素因数の和:81620

約数の個数: 64

約数和(自身を含む): 4384880640

約数和(自身を除く): 2544166856

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 22568, 81563, 163126, 326252, 570941, 652504, 1060319, 1141882, 2120638, 2283764, 2528453, 4241276, 4567528, 5056906, 7422233, 8482552, 10113812, 14844466, 17699171, 20227624, 29688932, 32869889, 35398342, 59377864, 65739778, 70796684, 131479556, 141593368, 230089223, 262959112, 460178446, 920356892, 1840713784]

約数ペア:

[(1, 1840713784), (2, 920356892), (4, 460178446), (7, 262959112), (8, 230089223), (13, 141593368), (14, 131479556), (26, 70796684), (28, 65739778), (31, 59377864), (52, 35398342), (56, 32869889), (62, 29688932), (91, 20227624), (104, 17699171), (124, 14844466), (182, 10113812), (217, 8482552), (248, 7422233), (364, 5056906), (403, 4567528), (434, 4241276), (728, 2528453), (806, 2283764), (868, 2120638), (1612, 1141882), (1736, 1060319), (2821, 652504), (3224, 570941), (5642, 326252), (11284, 163126), (22568, 81563)]