74860520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15727}}^1$

素因数の和:15762

約数の個数: 64

約数和(自身を含む): 203834880

約数和(自身を除く): 128974360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 15727, 31454, 62908, 78635, 110089, 125816, 157270, 220178, 267359, 314540, 440356, 534718, 550445, 629080, 880712, 1069436, 1100890, 1336795, 1871513, 2138872, 2201780, 2673590, 3743026, 4403560, 5347180, 7486052, 9357565, 10694360, 14972104, 18715130, 37430260, 74860520]

約数ペア:

[(1, 74860520), (2, 37430260), (4, 18715130), (5, 14972104), (7, 10694360), (8, 9357565), (10, 7486052), (14, 5347180), (17, 4403560), (20, 3743026), (28, 2673590), (34, 2201780), (35, 2138872), (40, 1871513), (56, 1336795), (68, 1100890), (70, 1069436), (85, 880712), (119, 629080), (136, 550445), (140, 534718), (170, 440356), (238, 314540), (280, 267359), (340, 220178), (476, 157270), (595, 125816), (680, 110089), (952, 78635), (1190, 62908), (2380, 31454), (4760, 15727)]