1239476840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{6089}}^1$

素因数の和:6834

約数の個数: 64

約数和(自身を含む): 3192134400

約数和(自身を除く): 1952657560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 727, 1454, 2908, 3635, 5089, 5816, 6089, 7270, 10178, 12178, 14540, 20356, 24356, 25445, 29080, 30445, 40712, 42623, 48712, 50890, 60890, 85246, 101780, 121780, 170492, 203560, 213115, 243560, 340984, 426230, 852460, 1704920, 4426703, 8853406, 17706812, 22133515, 30986921, 35413624, 44267030, 61973842, 88534060, 123947684, 154934605, 177068120, 247895368, 309869210, 619738420, 1239476840]

約数ペア:

[(1, 1239476840), (2, 619738420), (4, 309869210), (5, 247895368), (7, 177068120), (8, 154934605), (10, 123947684), (14, 88534060), (20, 61973842), (28, 44267030), (35, 35413624), (40, 30986921), (56, 22133515), (70, 17706812), (140, 8853406), (280, 4426703), (727, 1704920), (1454, 852460), (2908, 426230), (3635, 340984), (5089, 243560), (5816, 213115), (6089, 203560), (7270, 170492), (10178, 121780), (12178, 101780), (14540, 85246), (20356, 60890), (24356, 50890), (25445, 48712), (29080, 42623), (30445, 40712)]