27308260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 66084480

約数和(自身を除く): 38776220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1489, 1834, 2620, 2978, 3668, 4585, 5956, 7445, 9170, 10423, 14890, 18340, 20846, 29780, 41692, 52115, 104230, 195059, 208460, 390118, 780236, 975295, 1365413, 1950590, 2730826, 3901180, 5461652, 6827065, 13654130, 27308260]

約数ペア:

[(1, 27308260), (2, 13654130), (4, 6827065), (5, 5461652), (7, 3901180), (10, 2730826), (14, 1950590), (20, 1365413), (28, 975295), (35, 780236), (70, 390118), (131, 208460), (140, 195059), (262, 104230), (524, 52115), (655, 41692), (917, 29780), (1310, 20846), (1489, 18340), (1834, 14890), (2620, 10423), (2978, 9170), (3668, 7445), (4585, 5956)]