499904860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{39239}}^1$

素因数の和:39275

約数の個数: 72

約数和(自身を含む): 1315167840

約数和(自身を除く): 815262980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 39239, 78478, 156956, 196195, 274673, 392390, 510107, 549346, 784780, 1020214, 1098692, 1373365, 1922711, 2040428, 2550535, 2746730, 3570749, 3845422, 5101070, 5493460, 7141498, 7690844, 9613555, 10202140, 14282996, 17853745, 19227110, 24995243, 35707490, 38454220, 49990486, 71414980, 99980972, 124976215, 249952430, 499904860]

約数ペア:

[(1, 499904860), (2, 249952430), (4, 124976215), (5, 99980972), (7, 71414980), (10, 49990486), (13, 38454220), (14, 35707490), (20, 24995243), (26, 19227110), (28, 17853745), (35, 14282996), (49, 10202140), (52, 9613555), (65, 7690844), (70, 7141498), (91, 5493460), (98, 5101070), (130, 3845422), (140, 3570749), (182, 2746730), (196, 2550535), (245, 2040428), (260, 1922711), (364, 1373365), (455, 1098692), (490, 1020214), (637, 784780), (910, 549346), (980, 510107), (1274, 392390), (1820, 274673), (2548, 196195), (3185, 156956), (6370, 78478), (12740, 39239)]