20586930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7541}}^1$

素因数の和:7571

約数の個数: 64

約数和(自身を含む): 60818688

約数和(自身を除く): 40231758

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7541, 15082, 22623, 37705, 45246, 52787, 75410, 98033, 105574, 113115, 158361, 196066, 226230, 263935, 294099, 316722, 490165, 527870, 588198, 686231, 791805, 980330, 1372462, 1470495, 1583610, 2058693, 2940990, 3431155, 4117386, 6862310, 10293465, 20586930]

約数ペア:

[(1, 20586930), (2, 10293465), (3, 6862310), (5, 4117386), (6, 3431155), (7, 2940990), (10, 2058693), (13, 1583610), (14, 1470495), (15, 1372462), (21, 980330), (26, 791805), (30, 686231), (35, 588198), (39, 527870), (42, 490165), (65, 316722), (70, 294099), (78, 263935), (91, 226230), (105, 196066), (130, 158361), (182, 113115), (195, 105574), (210, 98033), (273, 75410), (390, 52787), (455, 45246), (546, 37705), (910, 22623), (1365, 15082), (2730, 7541)]