1268754520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{125371}}^1$

素因数の和:125416

約数の個数: 64

約数和(自身を含む): 3249642240

約数和(自身を除く): 1980887720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 125371, 250742, 501484, 626855, 1002968, 1253710, 1379081, 2507420, 2758162, 2883533, 5014840, 5516324, 5767066, 6895405, 11032648, 11534132, 13790810, 14417665, 23068264, 27581620, 28835330, 31718863, 55163240, 57670660, 63437726, 115341320, 126875452, 158594315, 253750904, 317188630, 634377260, 1268754520]

約数ペア:

[(1, 1268754520), (2, 634377260), (4, 317188630), (5, 253750904), (8, 158594315), (10, 126875452), (11, 115341320), (20, 63437726), (22, 57670660), (23, 55163240), (40, 31718863), (44, 28835330), (46, 27581620), (55, 23068264), (88, 14417665), (92, 13790810), (110, 11534132), (115, 11032648), (184, 6895405), (220, 5767066), (230, 5516324), (253, 5014840), (440, 2883533), (460, 2758162), (506, 2507420), (920, 1379081), (1012, 1253710), (1265, 1002968), (2024, 626855), (2530, 501484), (5060, 250742), (10120, 125371)]