7142795240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{689459}}^1$

素因数の和:689514

約数の個数: 64

約数和(自身を含む): 18863625600

約数和(自身を除く): 11720830360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 689459, 1378918, 2757836, 3447295, 4826213, 5515672, 6894590, 9652426, 13789180, 19304852, 24131065, 25509983, 27578360, 38609704, 48262130, 51019966, 96524260, 102039932, 127549915, 178569881, 193048520, 204079864, 255099830, 357139762, 510199660, 714279524, 892849405, 1020399320, 1428559048, 1785698810, 3571397620, 7142795240]

約数ペア:

[(1, 7142795240), (2, 3571397620), (4, 1785698810), (5, 1428559048), (7, 1020399320), (8, 892849405), (10, 714279524), (14, 510199660), (20, 357139762), (28, 255099830), (35, 204079864), (37, 193048520), (40, 178569881), (56, 127549915), (70, 102039932), (74, 96524260), (140, 51019966), (148, 48262130), (185, 38609704), (259, 27578360), (280, 25509983), (296, 24131065), (370, 19304852), (518, 13789180), (740, 9652426), (1036, 6894590), (1295, 5515672), (1480, 4826213), (2072, 3447295), (2590, 2757836), (5180, 1378918), (10360, 689459)]