20153249790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1\times {\mathrm{5573}}^1$

素因数の和:6541

約数の個数: 64

約数和(自身を含む): 48761352000

約数和(自身を除く): 28608102210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 149, 298, 447, 745, 809, 894, 1490, 1618, 2235, 2427, 4045, 4470, 4854, 5573, 8090, 11146, 12135, 16719, 24270, 27865, 33438, 55730, 83595, 120541, 167190, 241082, 361623, 602705, 723246, 830377, 1205410, 1660754, 1808115, 2491131, 3616230, 4151885, 4508557, 4982262, 8303770, 9017114, 12455655, 13525671, 22542785, 24911310, 27051342, 45085570, 67628355, 135256710, 671774993, 1343549986, 2015324979, 3358874965, 4030649958, 6717749930, 10076624895, 20153249790]

約数ペア:

[(1, 20153249790), (2, 10076624895), (3, 6717749930), (5, 4030649958), (6, 3358874965), (10, 2015324979), (15, 1343549986), (30, 671774993), (149, 135256710), (298, 67628355), (447, 45085570), (745, 27051342), (809, 24911310), (894, 22542785), (1490, 13525671), (1618, 12455655), (2235, 9017114), (2427, 8303770), (4045, 4982262), (4470, 4508557), (4854, 4151885), (5573, 3616230), (8090, 2491131), (11146, 1808115), (12135, 1660754), (16719, 1205410), (24270, 830377), (27865, 723246), (33438, 602705), (55730, 361623), (83595, 241082), (120541, 167190)]