20284420460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{101149}}^1$

素因数の和:101466

約数の個数: 48

約数和(自身を含む): 43910428800

約数和(自身を除く): 23626008340

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 271, 370, 542, 740, 1084, 1355, 2710, 5420, 10027, 20054, 40108, 50135, 100270, 101149, 200540, 202298, 404596, 505745, 1011490, 2022980, 3742513, 7485026, 14970052, 18712565, 27411379, 37425130, 54822758, 74850260, 109645516, 137056895, 274113790, 548227580, 1014221023, 2028442046, 4056884092, 5071105115, 10142210230, 20284420460]

約数ペア:

[(1, 20284420460), (2, 10142210230), (4, 5071105115), (5, 4056884092), (10, 2028442046), (20, 1014221023), (37, 548227580), (74, 274113790), (148, 137056895), (185, 109645516), (271, 74850260), (370, 54822758), (542, 37425130), (740, 27411379), (1084, 18712565), (1355, 14970052), (2710, 7485026), (5420, 3742513), (10027, 2022980), (20054, 1011490), (40108, 505745), (50135, 404596), (100270, 202298), (101149, 200540)]