20262510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1511}}^1$

素因数の和:1673

約数の個数: 48

約数和(自身を含む): 53071200

約数和(自身を除く): 32808690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1490, 1511, 2235, 2682, 3022, 4470, 4533, 6705, 7555, 9066, 13410, 13599, 15110, 22665, 27198, 45330, 67995, 135990, 225139, 450278, 675417, 1125695, 1350834, 2026251, 2251390, 3377085, 4052502, 6754170, 10131255, 20262510]

約数ペア:

[(1, 20262510), (2, 10131255), (3, 6754170), (5, 4052502), (6, 3377085), (9, 2251390), (10, 2026251), (15, 1350834), (18, 1125695), (30, 675417), (45, 450278), (90, 225139), (149, 135990), (298, 67995), (447, 45330), (745, 27198), (894, 22665), (1341, 15110), (1490, 13599), (1511, 13410), (2235, 9066), (2682, 7555), (3022, 6705), (4470, 4533)]