29779290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{809}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 77711400

約数和(自身を除く): 47932110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 409, 809, 818, 1227, 1618, 2045, 2427, 2454, 3681, 4045, 4090, 4854, 6135, 7281, 7362, 8090, 12135, 12270, 14562, 18405, 24270, 36405, 36810, 72810, 330881, 661762, 992643, 1654405, 1985286, 2977929, 3308810, 4963215, 5955858, 9926430, 14889645, 29779290]

約数ペア:

[(1, 29779290), (2, 14889645), (3, 9926430), (5, 5955858), (6, 4963215), (9, 3308810), (10, 2977929), (15, 1985286), (18, 1654405), (30, 992643), (45, 661762), (90, 330881), (409, 72810), (809, 36810), (818, 36405), (1227, 24270), (1618, 18405), (2045, 14562), (2427, 12270), (2454, 12135), (3681, 8090), (4045, 7362), (4090, 7281), (4854, 6135)]