31109080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40933}}^1$

素因数の和:40963

約数の個数: 32

約数和(自身を含む): 73681200

約数和(自身を除く): 42572120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 40933, 81866, 163732, 204665, 327464, 409330, 777727, 818660, 1555454, 1637320, 3110908, 3888635, 6221816, 7777270, 15554540, 31109080]

約数ペア:

[(1, 31109080), (2, 15554540), (4, 7777270), (5, 6221816), (8, 3888635), (10, 3110908), (19, 1637320), (20, 1555454), (38, 818660), (40, 777727), (76, 409330), (95, 327464), (152, 204665), (190, 163732), (380, 81866), (760, 40933)]