201780140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4673}}^1$

素因数の和:4826

約数の個数: 48

約数和(自身を含む): 452293632

約数和(自身を除く): 250513492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 508, 635, 1270, 2159, 2540, 4318, 4673, 8636, 9346, 10795, 18692, 21590, 23365, 43180, 46730, 79441, 93460, 158882, 317764, 397205, 593471, 794410, 1186942, 1588820, 2373884, 2967355, 5934710, 10089007, 11869420, 20178014, 40356028, 50445035, 100890070, 201780140]

約数ペア:

[(1, 201780140), (2, 100890070), (4, 50445035), (5, 40356028), (10, 20178014), (17, 11869420), (20, 10089007), (34, 5934710), (68, 2967355), (85, 2373884), (127, 1588820), (170, 1186942), (254, 794410), (340, 593471), (508, 397205), (635, 317764), (1270, 158882), (2159, 93460), (2540, 79441), (4318, 46730), (4673, 43180), (8636, 23365), (9346, 21590), (10795, 18692)]