3868280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 9646560

約数和(自身を除く): 5778280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 173, 215, 260, 344, 346, 430, 520, 559, 692, 860, 865, 1118, 1384, 1720, 1730, 2236, 2249, 2795, 3460, 4472, 4498, 5590, 6920, 7439, 8996, 11180, 11245, 14878, 17992, 22360, 22490, 29756, 37195, 44980, 59512, 74390, 89960, 96707, 148780, 193414, 297560, 386828, 483535, 773656, 967070, 1934140, 3868280]

約数ペア:

[(1, 3868280), (2, 1934140), (4, 967070), (5, 773656), (8, 483535), (10, 386828), (13, 297560), (20, 193414), (26, 148780), (40, 96707), (43, 89960), (52, 74390), (65, 59512), (86, 44980), (104, 37195), (130, 29756), (172, 22490), (173, 22360), (215, 17992), (260, 14878), (344, 11245), (346, 11180), (430, 8996), (520, 7439), (559, 6920), (692, 5590), (860, 4498), (865, 4472), (1118, 3460), (1384, 2795), (1720, 2249), (1730, 2236)]