4259600720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1\times {\mathrm{1487}}^1$

素因数の和:2148

約数の個数: 80

約数和(自身を含む): 10089854208

約数和(自身を除く): 5830253488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 587, 610, 976, 1174, 1220, 1487, 2348, 2440, 2935, 2974, 4696, 4880, 5870, 5948, 7435, 9392, 11740, 11896, 14870, 23480, 23792, 29740, 35807, 46960, 59480, 71614, 90707, 118960, 143228, 179035, 181414, 286456, 358070, 362828, 453535, 572912, 716140, 725656, 872869, 907070, 1432280, 1451312, 1745738, 1814140, 2864560, 3491476, 3628280, 4364345, 6982952, 7256560, 8728690, 13965904, 17457380, 34914760, 53245009, 69829520, 106490018, 212980036, 266225045, 425960072, 532450090, 851920144, 1064900180, 2129800360, 4259600720]

約数ペア:

[(1, 4259600720), (2, 2129800360), (4, 1064900180), (5, 851920144), (8, 532450090), (10, 425960072), (16, 266225045), (20, 212980036), (40, 106490018), (61, 69829520), (80, 53245009), (122, 34914760), (244, 17457380), (305, 13965904), (488, 8728690), (587, 7256560), (610, 6982952), (976, 4364345), (1174, 3628280), (1220, 3491476), (1487, 2864560), (2348, 1814140), (2440, 1745738), (2935, 1451312), (2974, 1432280), (4696, 907070), (4880, 872869), (5870, 725656), (5948, 716140), (7435, 572912), (9392, 453535), (11740, 362828), (11896, 358070), (14870, 286456), (23480, 181414), (23792, 179035), (29740, 143228), (35807, 118960), (46960, 90707), (59480, 71614)]