19960200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:888

約数の個数: 144

約数和(自身を含む): 72274020

約数和(自身を除く): 52313820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 853, 900, 936, 975, 1170, 1300, 1560, 1706, 1800, 1950, 2340, 2559, 2600, 2925, 3412, 3900, 4265, 4680, 5118, 5850, 6824, 7677, 7800, 8530, 10236, 11089, 11700, 12795, 15354, 17060, 20472, 21325, 22178, 23400, 25590, 30708, 33267, 34120, 38385, 42650, 44356, 51180, 55445, 61416, 63975, 66534, 76770, 85300, 88712, 99801, 102360, 110890, 127950, 133068, 153540, 166335, 170600, 191925, 199602, 221780, 255900, 266136, 277225, 307080, 332670, 383850, 399204, 443560, 499005, 511800, 554450, 665340, 767700, 798408, 831675, 998010, 1108900, 1330680, 1535400, 1663350, 1996020, 2217800, 2495025, 3326700, 3992040, 4990050, 6653400, 9980100, 19960200]

約数ペア:

[(1, 19960200), (2, 9980100), (3, 6653400), (4, 4990050), (5, 3992040), (6, 3326700), (8, 2495025), (9, 2217800), (10, 1996020), (12, 1663350), (13, 1535400), (15, 1330680), (18, 1108900), (20, 998010), (24, 831675), (25, 798408), (26, 767700), (30, 665340), (36, 554450), (39, 511800), (40, 499005), (45, 443560), (50, 399204), (52, 383850), (60, 332670), (65, 307080), (72, 277225), (75, 266136), (78, 255900), (90, 221780), (100, 199602), (104, 191925), (117, 170600), (120, 166335), (130, 153540), (150, 133068), (156, 127950), (180, 110890), (195, 102360), (200, 99801), (225, 88712), (234, 85300), (260, 76770), (300, 66534), (312, 63975), (325, 61416), (360, 55445), (390, 51180), (450, 44356), (468, 42650), (520, 38385), (585, 34120), (600, 33267), (650, 30708), (780, 25590), (853, 23400), (900, 22178), (936, 21325), (975, 20472), (1170, 17060), (1300, 15354), (1560, 12795), (1706, 11700), (1800, 11089), (1950, 10236), (2340, 8530), (2559, 7800), (2600, 7677), (2925, 6824), (3412, 5850), (3900, 5118), (4265, 4680)]