2039800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 96

約数和(自身を含む): 5713920

約数和(自身を除く): 3674120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 47, 50, 56, 62, 70, 94, 100, 124, 140, 155, 175, 188, 200, 217, 235, 248, 280, 310, 329, 350, 376, 434, 470, 620, 658, 700, 775, 868, 940, 1085, 1175, 1240, 1316, 1400, 1457, 1550, 1645, 1736, 1880, 2170, 2350, 2632, 2914, 3100, 3290, 4340, 4700, 5425, 5828, 6200, 6580, 7285, 8225, 8680, 9400, 10199, 10850, 11656, 13160, 14570, 16450, 20398, 21700, 29140, 32900, 36425, 40796, 43400, 50995, 58280, 65800, 72850, 81592, 101990, 145700, 203980, 254975, 291400, 407960, 509950, 1019900, 2039800]

約数ペア:

[(1, 2039800), (2, 1019900), (4, 509950), (5, 407960), (7, 291400), (8, 254975), (10, 203980), (14, 145700), (20, 101990), (25, 81592), (28, 72850), (31, 65800), (35, 58280), (40, 50995), (47, 43400), (50, 40796), (56, 36425), (62, 32900), (70, 29140), (94, 21700), (100, 20398), (124, 16450), (140, 14570), (155, 13160), (175, 11656), (188, 10850), (200, 10199), (217, 9400), (235, 8680), (248, 8225), (280, 7285), (310, 6580), (329, 6200), (350, 5828), (376, 5425), (434, 4700), (470, 4340), (620, 3290), (658, 3100), (700, 2914), (775, 2632), (868, 2350), (940, 2170), (1085, 1880), (1175, 1736), (1240, 1645), (1316, 1550), (1400, 1457)]