15707038280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{26317}}^1$

素因数の和:26718

約数の個数: 64

約数和(自身を含む): 36268309440

約数和(自身を除く): 20561271160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 347, 430, 694, 860, 1388, 1720, 1735, 2776, 3470, 6940, 13880, 14921, 26317, 29842, 52634, 59684, 74605, 105268, 119368, 131585, 149210, 210536, 263170, 298420, 526340, 596840, 1052680, 1131631, 2263262, 4526524, 5658155, 9053048, 9131999, 11316310, 18263998, 22632620, 36527996, 45265240, 45659995, 73055992, 91319990, 182639980, 365279960, 392675957, 785351914, 1570703828, 1963379785, 3141407656, 3926759570, 7853519140, 15707038280]

約数ペア:

[(1, 15707038280), (2, 7853519140), (4, 3926759570), (5, 3141407656), (8, 1963379785), (10, 1570703828), (20, 785351914), (40, 392675957), (43, 365279960), (86, 182639980), (172, 91319990), (215, 73055992), (344, 45659995), (347, 45265240), (430, 36527996), (694, 22632620), (860, 18263998), (1388, 11316310), (1720, 9131999), (1735, 9053048), (2776, 5658155), (3470, 4526524), (6940, 2263262), (13880, 1131631), (14921, 1052680), (26317, 596840), (29842, 526340), (52634, 298420), (59684, 263170), (74605, 210536), (105268, 149210), (119368, 131585)]