20170503890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{191899}}^1$

素因数の和:192386

約数の個数: 32

約数和(自身を含む): 37968566400

約数和(自身を除く): 17798062510

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 457, 914, 2285, 4570, 10511, 21022, 52555, 105110, 191899, 383798, 959495, 1918990, 4413677, 8827354, 22068385, 44136770, 87697843, 175395686, 438489215, 876978430, 2017050389, 4034100778, 10085251945, 20170503890]

約数ペア:

[(1, 20170503890), (2, 10085251945), (5, 4034100778), (10, 2017050389), (23, 876978430), (46, 438489215), (115, 175395686), (230, 87697843), (457, 44136770), (914, 22068385), (2285, 8827354), (4570, 4413677), (10511, 1918990), (21022, 959495), (52555, 383798), (105110, 191899)]