2241820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 5483520

約数和(自身を除く): 3241700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 239, 268, 335, 469, 478, 670, 938, 956, 1195, 1340, 1673, 1876, 2345, 2390, 3346, 4690, 4780, 6692, 8365, 9380, 16013, 16730, 32026, 33460, 64052, 80065, 112091, 160130, 224182, 320260, 448364, 560455, 1120910, 2241820]

約数ペア:

[(1, 2241820), (2, 1120910), (4, 560455), (5, 448364), (7, 320260), (10, 224182), (14, 160130), (20, 112091), (28, 80065), (35, 64052), (67, 33460), (70, 32026), (134, 16730), (140, 16013), (239, 9380), (268, 8365), (335, 6692), (469, 4780), (478, 4690), (670, 3346), (938, 2390), (956, 2345), (1195, 1876), (1340, 1673)]