28740080

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6089}}^1$

素因数の和:6161

約数の個数: 40

約数和(自身を含む): 67964400

約数和(自身を除く): 39224320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 6089, 12178, 24356, 30445, 48712, 60890, 97424, 121780, 243560, 359251, 487120, 718502, 1437004, 1796255, 2874008, 3592510, 5748016, 7185020, 14370040, 28740080]

約数ペア:

[(1, 28740080), (2, 14370040), (4, 7185020), (5, 5748016), (8, 3592510), (10, 2874008), (16, 1796255), (20, 1437004), (40, 718502), (59, 487120), (80, 359251), (118, 243560), (236, 121780), (295, 97424), (472, 60890), (590, 48712), (944, 30445), (1180, 24356), (2360, 12178), (4720, 6089)]