4642240

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 56

約数和(自身を含む): 11247120

約数和(自身を除く): 6604880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 163, 178, 320, 326, 356, 445, 652, 712, 815, 890, 1304, 1424, 1630, 1780, 2608, 2848, 3260, 3560, 5216, 5696, 6520, 7120, 10432, 13040, 14240, 14507, 26080, 28480, 29014, 52160, 58028, 72535, 116056, 145070, 232112, 290140, 464224, 580280, 928448, 1160560, 2321120, 4642240]

約数ペア:

[(1, 4642240), (2, 2321120), (4, 1160560), (5, 928448), (8, 580280), (10, 464224), (16, 290140), (20, 232112), (32, 145070), (40, 116056), (64, 72535), (80, 58028), (89, 52160), (160, 29014), (163, 28480), (178, 26080), (320, 14507), (326, 14240), (356, 13040), (445, 10432), (652, 7120), (712, 6520), (815, 5696), (890, 5216), (1304, 3560), (1424, 3260), (1630, 2848), (1780, 2608)]