1304592440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{6197}}^1$

素因数の和:6504

約数の個数: 64

約数和(自身を含む): 3101479200

約数和(自身を除く): 1796886760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 277, 380, 554, 760, 1108, 1385, 2216, 2770, 5263, 5540, 6197, 10526, 11080, 12394, 21052, 24788, 26315, 30985, 42104, 49576, 52630, 61970, 105260, 117743, 123940, 210520, 235486, 247880, 470972, 588715, 941944, 1177430, 1716569, 2354860, 3433138, 4709720, 6866276, 8582845, 13732552, 17165690, 32614811, 34331380, 65229622, 68662760, 130459244, 163074055, 260918488, 326148110, 652296220, 1304592440]

約数ペア:

[(1, 1304592440), (2, 652296220), (4, 326148110), (5, 260918488), (8, 163074055), (10, 130459244), (19, 68662760), (20, 65229622), (38, 34331380), (40, 32614811), (76, 17165690), (95, 13732552), (152, 8582845), (190, 6866276), (277, 4709720), (380, 3433138), (554, 2354860), (760, 1716569), (1108, 1177430), (1385, 941944), (2216, 588715), (2770, 470972), (5263, 247880), (5540, 235486), (6197, 210520), (10526, 123940), (11080, 117743), (12394, 105260), (21052, 61970), (24788, 52630), (26315, 49576), (30985, 42104)]