29691790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 55248480

約数和(自身を除く): 25556690

約数列:

[1, 2, 5, 10, 41, 82, 139, 205, 278, 410, 521, 695, 1042, 1390, 2605, 5210, 5699, 11398, 21361, 28495, 42722, 56990, 72419, 106805, 144838, 213610, 362095, 724190, 2969179, 5938358, 14845895, 29691790]

約数ペア:

[(1, 29691790), (2, 14845895), (5, 5938358), (10, 2969179), (41, 724190), (82, 362095), (139, 213610), (205, 144838), (278, 106805), (410, 72419), (521, 56990), (695, 42722), (1042, 28495), (1390, 21361), (2605, 11398), (5210, 5699)]