20504647560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{10631}}^1\times {\mathrm{16073}}^1$

素因数の和:26718

約数の個数: 64

約数和(自身を含む): 61523556480

約数和(自身を除く): 41018908920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10631, 16073, 21262, 31893, 32146, 42524, 48219, 53155, 63786, 64292, 80365, 85048, 96438, 106310, 127572, 128584, 159465, 160730, 192876, 212620, 241095, 255144, 318930, 321460, 385752, 425240, 482190, 637860, 642920, 964380, 1275720, 1928760, 170872063, 341744126, 512616189, 683488252, 854360315, 1025232378, 1366976504, 1708720630, 2050464756, 2563080945, 3417441260, 4100929512, 5126161890, 6834882520, 10252323780, 20504647560]

約数ペア:

[(1, 20504647560), (2, 10252323780), (3, 6834882520), (4, 5126161890), (5, 4100929512), (6, 3417441260), (8, 2563080945), (10, 2050464756), (12, 1708720630), (15, 1366976504), (20, 1025232378), (24, 854360315), (30, 683488252), (40, 512616189), (60, 341744126), (120, 170872063), (10631, 1928760), (16073, 1275720), (21262, 964380), (31893, 642920), (32146, 637860), (42524, 482190), (48219, 425240), (53155, 385752), (63786, 321460), (64292, 318930), (80365, 255144), (85048, 241095), (96438, 212620), (106310, 192876), (127572, 160730), (128584, 159465)]