1387298720

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{234341}}^1$

素因数の和:234393

約数の個数: 48

約数和(自身を含む): 3366088488

約数和(自身を除く): 1978789768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 234341, 468682, 937364, 1171705, 1874728, 2343410, 3749456, 4686820, 7498912, 8670617, 9373640, 17341234, 18747280, 34682468, 37494560, 43353085, 69364936, 86706170, 138729872, 173412340, 277459744, 346824680, 693649360, 1387298720]

約数ペア:

[(1, 1387298720), (2, 693649360), (4, 346824680), (5, 277459744), (8, 173412340), (10, 138729872), (16, 86706170), (20, 69364936), (32, 43353085), (37, 37494560), (40, 34682468), (74, 18747280), (80, 17341234), (148, 9373640), (160, 8670617), (185, 7498912), (296, 4686820), (370, 3749456), (592, 2343410), (740, 1874728), (1184, 1171705), (1480, 937364), (2960, 468682), (5920, 234341)]