4842990

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{1993}}^1$

素因数の和:2015

約数の個数: 48

約数和(自身を含む): 13064688

約数和(自身を除く): 8221698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 1993, 2430, 3986, 5979, 9965, 11958, 17937, 19930, 29895, 35874, 53811, 59790, 89685, 107622, 161433, 179370, 269055, 322866, 484299, 538110, 807165, 968598, 1614330, 2421495, 4842990]

約数ペア:

[(1, 4842990), (2, 2421495), (3, 1614330), (5, 968598), (6, 807165), (9, 538110), (10, 484299), (15, 322866), (18, 269055), (27, 179370), (30, 161433), (45, 107622), (54, 89685), (81, 59790), (90, 53811), (135, 35874), (162, 29895), (243, 19930), (270, 17937), (405, 11958), (486, 9965), (810, 5979), (1215, 3986), (1993, 2430)]