7788002820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9984619}}^1$

素因数の和:9984644

約数の個数: 48

約数和(自身を含む): 23483826240

約数和(自身を除く): 15695823420

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, 9984619, 19969238, 29953857, 39938476, 49923095, 59907714, 99846190, 119815428, 129800047, 149769285, 199692380, 259600094, 299538570, 389400141, 519200188, 599077140, 649000235, 778800282, 1298000470, 1557600564, 1947000705, 2596000940, 3894001410, 7788002820]

約数ペア:

[(1, 7788002820), (2, 3894001410), (3, 2596000940), (4, 1947000705), (5, 1557600564), (6, 1298000470), (10, 778800282), (12, 649000235), (13, 599077140), (15, 519200188), (20, 389400141), (26, 299538570), (30, 259600094), (39, 199692380), (52, 149769285), (60, 129800047), (65, 119815428), (78, 99846190), (130, 59907714), (156, 49923095), (195, 39938476), (260, 29953857), (390, 19969238), (780, 9984619)]