2007931450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:584

約数の個数: 96

約数和(自身を含む): 4343472000

約数和(自身を除く): 2335540550

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 139, 149, 175, 277, 278, 298, 350, 554, 695, 745, 973, 1043, 1385, 1390, 1490, 1939, 1946, 2086, 2770, 3475, 3725, 3878, 4865, 5215, 6925, 6950, 7450, 9695, 9730, 10430, 13850, 19390, 20711, 24325, 26075, 38503, 41273, 41422, 48475, 48650, 52150, 77006, 82546, 96950, 103555, 144977, 192515, 206365, 207110, 269521, 288911, 289954, 385030, 412730, 517775, 539042, 577822, 724885, 962575, 1031825, 1035550, 1347605, 1444555, 1449770, 1925150, 2063650, 2695210, 2889110, 3624425, 5736947, 6738025, 7222775, 7248850, 11473894, 13476050, 14445550, 28684735, 40158629, 57369470, 80317258, 143423675, 200793145, 286847350, 401586290, 1003965725, 2007931450]

約数ペア:

[(1, 2007931450), (2, 1003965725), (5, 401586290), (7, 286847350), (10, 200793145), (14, 143423675), (25, 80317258), (35, 57369470), (50, 40158629), (70, 28684735), (139, 14445550), (149, 13476050), (175, 11473894), (277, 7248850), (278, 7222775), (298, 6738025), (350, 5736947), (554, 3624425), (695, 2889110), (745, 2695210), (973, 2063650), (1043, 1925150), (1385, 1449770), (1390, 1444555), (1490, 1347605), (1939, 1035550), (1946, 1031825), (2086, 962575), (2770, 724885), (3475, 577822), (3725, 539042), (3878, 517775), (4865, 412730), (5215, 385030), (6925, 289954), (6950, 288911), (7450, 269521), (9695, 207110), (9730, 206365), (10430, 192515), (13850, 144977), (19390, 103555), (20711, 96950), (24325, 82546), (26075, 77006), (38503, 52150), (41273, 48650), (41422, 48475)]