409099340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{6871}}^1$

素因数の和:7122

約数の個数: 48

約数和(自身を含む): 929369280

約数和(自身を除く): 520269940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 916, 1145, 2290, 2977, 4580, 5954, 6871, 11908, 13742, 14885, 27484, 29770, 34355, 59540, 68710, 89323, 137420, 178646, 357292, 446615, 893230, 1573459, 1786460, 3146918, 6293836, 7867295, 15734590, 20454967, 31469180, 40909934, 81819868, 102274835, 204549670, 409099340]

約数ペア:

[(1, 409099340), (2, 204549670), (4, 102274835), (5, 81819868), (10, 40909934), (13, 31469180), (20, 20454967), (26, 15734590), (52, 7867295), (65, 6293836), (130, 3146918), (229, 1786460), (260, 1573459), (458, 893230), (916, 446615), (1145, 357292), (2290, 178646), (2977, 137420), (4580, 89323), (5954, 68710), (6871, 59540), (11908, 34355), (13742, 29770), (14885, 27484)]