7688460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9857}}^1$

素因数の和:9882

約数の個数: 48

約数和(自身を含む): 23186016

約数和(自身を除く): 15497556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9857, 19714, 29571, 39428, 49285, 59142, 98570, 118284, 128141, 147855, 197140, 256282, 295710, 384423, 512564, 591420, 640705, 768846, 1281410, 1537692, 1922115, 2562820, 3844230, 7688460]

約数ペア:

[(1, 7688460), (2, 3844230), (3, 2562820), (4, 1922115), (5, 1537692), (6, 1281410), (10, 768846), (12, 640705), (13, 591420), (15, 512564), (20, 384423), (26, 295710), (30, 256282), (39, 197140), (52, 147855), (60, 128141), (65, 118284), (78, 98570), (130, 59142), (156, 49285), (195, 39428), (260, 29571), (390, 19714), (780, 9857)]