20756520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19219}}^1$

素因数の和:19239

約数の個数: 64

約数和(自身を含む): 69192000

約数和(自身を除く): 48435480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19219, 38438, 57657, 76876, 96095, 115314, 153752, 172971, 192190, 230628, 288285, 345942, 384380, 461256, 518913, 576570, 691884, 768760, 864855, 1037826, 1153140, 1383768, 1729710, 2075652, 2306280, 2594565, 3459420, 4151304, 5189130, 6918840, 10378260, 20756520]

約数ペア:

[(1, 20756520), (2, 10378260), (3, 6918840), (4, 5189130), (5, 4151304), (6, 3459420), (8, 2594565), (9, 2306280), (10, 2075652), (12, 1729710), (15, 1383768), (18, 1153140), (20, 1037826), (24, 864855), (27, 768760), (30, 691884), (36, 576570), (40, 518913), (45, 461256), (54, 384380), (60, 345942), (72, 288285), (90, 230628), (108, 192190), (120, 172971), (135, 153752), (180, 115314), (216, 96095), (270, 76876), (360, 57657), (540, 38438), (1080, 19219)]