2000609840

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{153421}}^1$

素因数の和:153597

約数の個数: 40

約数和(自身を含む): 4679984688

約数和(自身を除く): 2679374848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 153421, 306842, 613684, 767105, 1227368, 1534210, 2454736, 3068420, 6136840, 12273680, 25007623, 50015246, 100030492, 125038115, 200060984, 250076230, 400121968, 500152460, 1000304920, 2000609840]

約数ペア:

[(1, 2000609840), (2, 1000304920), (4, 500152460), (5, 400121968), (8, 250076230), (10, 200060984), (16, 125038115), (20, 100030492), (40, 50015246), (80, 25007623), (163, 12273680), (326, 6136840), (652, 3068420), (815, 2454736), (1304, 1534210), (1630, 1227368), (2608, 767105), (3260, 613684), (6520, 306842), (13040, 153421)]