29924020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1013}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 72229248

約数和(自身を除く): 42305228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1013, 1055, 1477, 2026, 2110, 2954, 4052, 4220, 5065, 5908, 7091, 7385, 10130, 14182, 14770, 20260, 28364, 29540, 35455, 70910, 141820, 213743, 427486, 854972, 1068715, 1496201, 2137430, 2992402, 4274860, 5984804, 7481005, 14962010, 29924020]

約数ペア:

[(1, 29924020), (2, 14962010), (4, 7481005), (5, 5984804), (7, 4274860), (10, 2992402), (14, 2137430), (20, 1496201), (28, 1068715), (35, 854972), (70, 427486), (140, 213743), (211, 141820), (422, 70910), (844, 35455), (1013, 29540), (1055, 28364), (1477, 20260), (2026, 14770), (2110, 14182), (2954, 10130), (4052, 7385), (4220, 7091), (5065, 5908)]