22261840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16369}}^1$

素因数の和:16399

約数の個数: 40

約数和(自身を含む): 54806760

約数和(自身を除く): 32544920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 16369, 32738, 65476, 81845, 130952, 163690, 261904, 278273, 327380, 556546, 654760, 1113092, 1309520, 1391365, 2226184, 2782730, 4452368, 5565460, 11130920, 22261840]

約数ペア:

[(1, 22261840), (2, 11130920), (4, 5565460), (5, 4452368), (8, 2782730), (10, 2226184), (16, 1391365), (17, 1309520), (20, 1113092), (34, 654760), (40, 556546), (68, 327380), (80, 278273), (85, 261904), (136, 163690), (170, 130952), (272, 81845), (340, 65476), (680, 32738), (1360, 16369)]