1391724230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1753}}^1$

素因数の和:2001

約数の個数: 64

約数和(自身を含む): 2800562688

約数和(自身を除く): 1408838458

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 197, 310, 394, 403, 806, 985, 1753, 1970, 2015, 2561, 3506, 4030, 5122, 6107, 8765, 12214, 12805, 17530, 22789, 25610, 30535, 45578, 54343, 61070, 79391, 108686, 113945, 158782, 227890, 271715, 345341, 396955, 543430, 690682, 706459, 793910, 1412918, 1726705, 3453410, 3532295, 4489433, 7064590, 8978866, 10705571, 21411142, 22447165, 44894330, 53527855, 107055710, 139172423, 278344846, 695862115, 1391724230]

約数ペア:

[(1, 1391724230), (2, 695862115), (5, 278344846), (10, 139172423), (13, 107055710), (26, 53527855), (31, 44894330), (62, 22447165), (65, 21411142), (130, 10705571), (155, 8978866), (197, 7064590), (310, 4489433), (394, 3532295), (403, 3453410), (806, 1726705), (985, 1412918), (1753, 793910), (1970, 706459), (2015, 690682), (2561, 543430), (3506, 396955), (4030, 345341), (5122, 271715), (6107, 227890), (8765, 158782), (12214, 113945), (12805, 108686), (17530, 79391), (22789, 61070), (25610, 54343), (30535, 45578)]