9642940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 21182112

約数和(自身を除く): 11539172

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 83, 148, 157, 166, 185, 314, 332, 370, 415, 628, 740, 785, 830, 1570, 1660, 3071, 3140, 5809, 6142, 11618, 12284, 13031, 15355, 23236, 26062, 29045, 30710, 52124, 58090, 61420, 65155, 116180, 130310, 260620, 482147, 964294, 1928588, 2410735, 4821470, 9642940]

約数ペア:

[(1, 9642940), (2, 4821470), (4, 2410735), (5, 1928588), (10, 964294), (20, 482147), (37, 260620), (74, 130310), (83, 116180), (148, 65155), (157, 61420), (166, 58090), (185, 52124), (314, 30710), (332, 29045), (370, 26062), (415, 23236), (628, 15355), (740, 13031), (785, 12284), (830, 11618), (1570, 6142), (1660, 5809), (3071, 3140)]