2012988640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{2789}}^1$

素因数の和:3164

約数の個数: 96

約数和(自身を含む): 5138108640

約数和(自身を除く): 3125120000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 347, 416, 520, 694, 1040, 1388, 1735, 2080, 2776, 2789, 3470, 4511, 5552, 5578, 6940, 9022, 11104, 11156, 13880, 13945, 18044, 22312, 22555, 27760, 27890, 36088, 36257, 44624, 45110, 55520, 55780, 72176, 72514, 89248, 90220, 111560, 144352, 145028, 180440, 181285, 223120, 290056, 360880, 362570, 446240, 580112, 721760, 725140, 967783, 1160224, 1450280, 1935566, 2900560, 3871132, 4838915, 5801120, 7742264, 9677830, 12581179, 15484528, 19355660, 25162358, 30969056, 38711320, 50324716, 62905895, 77422640, 100649432, 125811790, 154845280, 201298864, 251623580, 402597728, 503247160, 1006494320, 2012988640]

約数ペア:

[(1, 2012988640), (2, 1006494320), (4, 503247160), (5, 402597728), (8, 251623580), (10, 201298864), (13, 154845280), (16, 125811790), (20, 100649432), (26, 77422640), (32, 62905895), (40, 50324716), (52, 38711320), (65, 30969056), (80, 25162358), (104, 19355660), (130, 15484528), (160, 12581179), (208, 9677830), (260, 7742264), (347, 5801120), (416, 4838915), (520, 3871132), (694, 2900560), (1040, 1935566), (1388, 1450280), (1735, 1160224), (2080, 967783), (2776, 725140), (2789, 721760), (3470, 580112), (4511, 446240), (5552, 362570), (5578, 360880), (6940, 290056), (9022, 223120), (11104, 181285), (11156, 180440), (13880, 145028), (13945, 144352), (18044, 111560), (22312, 90220), (22555, 89248), (27760, 72514), (27890, 72176), (36088, 55780), (36257, 55520), (44624, 45110)]