38780560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:801

約数の個数: 120

約数和(自身を含む): 113102136

約数和(自身を除く): 74321576

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 761, 784, 910, 980, 1040, 1274, 1456, 1522, 1820, 1960, 2548, 3044, 3185, 3640, 3805, 3920, 5096, 5327, 6088, 6370, 7280, 7610, 9893, 10192, 10654, 12176, 12740, 15220, 19786, 21308, 25480, 26635, 30440, 37289, 39572, 42616, 49465, 50960, 53270, 60880, 69251, 74578, 79144, 85232, 98930, 106540, 138502, 149156, 158288, 186445, 197860, 213080, 277004, 298312, 346255, 372890, 395720, 426160, 484757, 554008, 596624, 692510, 745780, 791440, 969514, 1108016, 1385020, 1491560, 1939028, 2423785, 2770040, 2983120, 3878056, 4847570, 5540080, 7756112, 9695140, 19390280, 38780560]

約数ペア:

[(1, 38780560), (2, 19390280), (4, 9695140), (5, 7756112), (7, 5540080), (8, 4847570), (10, 3878056), (13, 2983120), (14, 2770040), (16, 2423785), (20, 1939028), (26, 1491560), (28, 1385020), (35, 1108016), (40, 969514), (49, 791440), (52, 745780), (56, 692510), (65, 596624), (70, 554008), (80, 484757), (91, 426160), (98, 395720), (104, 372890), (112, 346255), (130, 298312), (140, 277004), (182, 213080), (196, 197860), (208, 186445), (245, 158288), (260, 149156), (280, 138502), (364, 106540), (392, 98930), (455, 85232), (490, 79144), (520, 74578), (560, 69251), (637, 60880), (728, 53270), (761, 50960), (784, 49465), (910, 42616), (980, 39572), (1040, 37289), (1274, 30440), (1456, 26635), (1522, 25480), (1820, 21308), (1960, 19786), (2548, 15220), (3044, 12740), (3185, 12176), (3640, 10654), (3805, 10192), (3920, 9893), (5096, 7610), (5327, 7280), (6088, 6370)]