2001960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 6683040

約数和(自身を除く): 4681080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 67, 72, 83, 90, 120, 134, 166, 180, 201, 249, 268, 332, 335, 360, 402, 415, 498, 536, 603, 664, 670, 747, 804, 830, 996, 1005, 1206, 1245, 1340, 1494, 1608, 1660, 1992, 2010, 2412, 2490, 2680, 2988, 3015, 3320, 3735, 4020, 4824, 4980, 5561, 5976, 6030, 7470, 8040, 9960, 11122, 12060, 14940, 16683, 22244, 24120, 27805, 29880, 33366, 44488, 50049, 55610, 66732, 83415, 100098, 111220, 133464, 166830, 200196, 222440, 250245, 333660, 400392, 500490, 667320, 1000980, 2001960]

約数ペア:

[(1, 2001960), (2, 1000980), (3, 667320), (4, 500490), (5, 400392), (6, 333660), (8, 250245), (9, 222440), (10, 200196), (12, 166830), (15, 133464), (18, 111220), (20, 100098), (24, 83415), (30, 66732), (36, 55610), (40, 50049), (45, 44488), (60, 33366), (67, 29880), (72, 27805), (83, 24120), (90, 22244), (120, 16683), (134, 14940), (166, 12060), (180, 11122), (201, 9960), (249, 8040), (268, 7470), (332, 6030), (335, 5976), (360, 5561), (402, 4980), (415, 4824), (498, 4020), (536, 3735), (603, 3320), (664, 3015), (670, 2988), (747, 2680), (804, 2490), (830, 2412), (996, 2010), (1005, 1992), (1206, 1660), (1245, 1608), (1340, 1494)]