2653540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6983}}^1$

素因数の和:7011

約数の個数: 24

約数和(自身を含む): 5866560

約数和(自身を除く): 3213020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 6983, 13966, 27932, 34915, 69830, 132677, 139660, 265354, 530708, 663385, 1326770, 2653540]

約数ペア:

[(1, 2653540), (2, 1326770), (4, 663385), (5, 530708), (10, 265354), (19, 139660), (20, 132677), (38, 69830), (76, 34915), (95, 27932), (190, 13966), (380, 6983)]