71390620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22171}}^1$

素因数の和:22210

約数の個数: 48

約数和(自身を含む): 178795008

約数和(自身を除く): 107404388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 22171, 44342, 88684, 110855, 155197, 221710, 310394, 443420, 509933, 620788, 775985, 1019866, 1551970, 2039732, 2549665, 3103940, 3569531, 5099330, 7139062, 10198660, 14278124, 17847655, 35695310, 71390620]

約数ペア:

[(1, 71390620), (2, 35695310), (4, 17847655), (5, 14278124), (7, 10198660), (10, 7139062), (14, 5099330), (20, 3569531), (23, 3103940), (28, 2549665), (35, 2039732), (46, 1551970), (70, 1019866), (92, 775985), (115, 620788), (140, 509933), (161, 443420), (230, 310394), (322, 221710), (460, 155197), (644, 110855), (805, 88684), (1610, 44342), (3220, 22171)]