2001969910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{27809}}^1$

素因数の和:28152

約数の個数: 32

約数和(自身を含む): 3772370880

約数和(自身を除く): 1770400970

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 313, 626, 1565, 3130, 7199, 14398, 27809, 35995, 55618, 71990, 139045, 278090, 639607, 1279214, 3198035, 6396070, 8704217, 17408434, 43521085, 87042170, 200196991, 400393982, 1000984955, 2001969910]

約数ペア:

[(1, 2001969910), (2, 1000984955), (5, 400393982), (10, 200196991), (23, 87042170), (46, 43521085), (115, 17408434), (230, 8704217), (313, 6396070), (626, 3198035), (1565, 1279214), (3130, 639607), (7199, 278090), (14398, 139045), (27809, 71990), (35995, 55618)]