145228760

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{19009}}^1$

素因数の和:19211

約数の個数: 32

約数和(自身を含む): 328492800

約数和(自身を除く): 183264040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 19009, 38018, 76036, 95045, 152072, 190090, 380180, 760360, 3630719, 7261438, 14522876, 18153595, 29045752, 36307190, 72614380, 145228760]

約数ペア:

[(1, 145228760), (2, 72614380), (4, 36307190), (5, 29045752), (8, 18153595), (10, 14522876), (20, 7261438), (40, 3630719), (191, 760360), (382, 380180), (764, 190090), (955, 152072), (1528, 95045), (1910, 76036), (3820, 38018), (7640, 19009)]