1826888980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{221173}}^1$

素因数の和:221248

約数の個数: 48

約数和(自身を含む): 4458867840

約数和(自身を除く): 2631978860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 4130, 8260, 221173, 442346, 884692, 1105865, 1548211, 2211730, 3096422, 4423460, 6192844, 7741055, 13049207, 15482110, 26098414, 30964220, 52196828, 65246035, 91344449, 130492070, 182688898, 260984140, 365377796, 456722245, 913444490, 1826888980]

約数ペア:

[(1, 1826888980), (2, 913444490), (4, 456722245), (5, 365377796), (7, 260984140), (10, 182688898), (14, 130492070), (20, 91344449), (28, 65246035), (35, 52196828), (59, 30964220), (70, 26098414), (118, 15482110), (140, 13049207), (236, 7741055), (295, 6192844), (413, 4423460), (590, 3096422), (826, 2211730), (1180, 1548211), (1652, 1105865), (2065, 884692), (4130, 442346), (8260, 221173)]