28889980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4799}}^1$

素因数の和:4858

約数の個数: 48

約数和(自身を含む): 70963200

約数和(自身を除く): 42073220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4799, 6020, 9598, 19196, 23995, 33593, 47990, 67186, 95980, 134372, 167965, 206357, 335930, 412714, 671860, 825428, 1031785, 1444499, 2063570, 2888998, 4127140, 5777996, 7222495, 14444990, 28889980]

約数ペア:

[(1, 28889980), (2, 14444990), (4, 7222495), (5, 5777996), (7, 4127140), (10, 2888998), (14, 2063570), (20, 1444499), (28, 1031785), (35, 825428), (43, 671860), (70, 412714), (86, 335930), (140, 206357), (172, 167965), (215, 134372), (301, 95980), (430, 67186), (602, 47990), (860, 33593), (1204, 23995), (1505, 19196), (3010, 9598), (4799, 6020)]