12817020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11243}}^1$

素因数の和:11274

約数の個数: 48

約数和(自身を含む): 37779840

約数和(自身を除く): 24962820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 11243, 22486, 33729, 44972, 56215, 67458, 112430, 134916, 168645, 213617, 224860, 337290, 427234, 640851, 674580, 854468, 1068085, 1281702, 2136170, 2563404, 3204255, 4272340, 6408510, 12817020]

約数ペア:

[(1, 12817020), (2, 6408510), (3, 4272340), (4, 3204255), (5, 2563404), (6, 2136170), (10, 1281702), (12, 1068085), (15, 854468), (19, 674580), (20, 640851), (30, 427234), (38, 337290), (57, 224860), (60, 213617), (76, 168645), (95, 134916), (114, 112430), (190, 67458), (228, 56215), (285, 44972), (380, 33729), (570, 22486), (1140, 11243)]