11280520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 27468720

約数和(自身を除く): 16188200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 313, 340, 424, 530, 626, 680, 901, 1060, 1252, 1565, 1802, 2120, 2504, 3130, 3604, 4505, 5321, 6260, 7208, 9010, 10642, 12520, 16589, 18020, 21284, 26605, 33178, 36040, 42568, 53210, 66356, 82945, 106420, 132712, 165890, 212840, 282013, 331780, 564026, 663560, 1128052, 1410065, 2256104, 2820130, 5640260, 11280520]

約数ペア:

[(1, 11280520), (2, 5640260), (4, 2820130), (5, 2256104), (8, 1410065), (10, 1128052), (17, 663560), (20, 564026), (34, 331780), (40, 282013), (53, 212840), (68, 165890), (85, 132712), (106, 106420), (136, 82945), (170, 66356), (212, 53210), (265, 42568), (313, 36040), (340, 33178), (424, 26605), (530, 21284), (626, 18020), (680, 16589), (901, 12520), (1060, 10642), (1252, 9010), (1565, 7208), (1802, 6260), (2120, 5321), (2504, 4505), (3130, 3604)]