4214589640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 9910771200

約数和(自身を除く): 5696181560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 109, 131, 157, 188, 218, 235, 262, 314, 376, 436, 470, 524, 545, 628, 655, 785, 872, 940, 1048, 1090, 1256, 1310, 1570, 1880, 2180, 2620, 3140, 4360, 5123, 5240, 6157, 6280, 7379, 10246, 12314, 14279, 14758, 17113, 20492, 20567, 24628, 25615, 28558, 29516, 30785, 34226, 36895, 40984, 41134, 49256, 51230, 57116, 59032, 61570, 68452, 71395, 73790, 82268, 85565, 102460, 102835, 114232, 123140, 136904, 142790, 147580, 164536, 171130, 204920, 205670, 246280, 285580, 295160, 342260, 411340, 571160, 671113, 684520, 804311, 822680, 966649, 1342226, 1608622, 1933298, 2241803, 2684452, 3217244, 3355565, 3866596, 4021555, 4483606, 4833245, 5368904, 6434488, 6711130, 7733192, 8043110, 8967212, 9666490, 11209015, 13422260, 16086220, 17934424, 19332980, 22418030, 26844520, 32172440, 38665960, 44836060, 89672120, 105364741, 210729482, 421458964, 526823705, 842917928, 1053647410, 2107294820, 4214589640]

約数ペア:

[(1, 4214589640), (2, 2107294820), (4, 1053647410), (5, 842917928), (8, 526823705), (10, 421458964), (20, 210729482), (40, 105364741), (47, 89672120), (94, 44836060), (109, 38665960), (131, 32172440), (157, 26844520), (188, 22418030), (218, 19332980), (235, 17934424), (262, 16086220), (314, 13422260), (376, 11209015), (436, 9666490), (470, 8967212), (524, 8043110), (545, 7733192), (628, 6711130), (655, 6434488), (785, 5368904), (872, 4833245), (940, 4483606), (1048, 4021555), (1090, 3866596), (1256, 3355565), (1310, 3217244), (1570, 2684452), (1880, 2241803), (2180, 1933298), (2620, 1608622), (3140, 1342226), (4360, 966649), (5123, 822680), (5240, 804311), (6157, 684520), (6280, 671113), (7379, 571160), (10246, 411340), (12314, 342260), (14279, 295160), (14758, 285580), (17113, 246280), (20492, 205670), (20567, 204920), (24628, 171130), (25615, 164536), (28558, 147580), (29516, 142790), (30785, 136904), (34226, 123140), (36895, 114232), (40984, 102835), (41134, 102460), (49256, 85565), (51230, 82268), (57116, 73790), (59032, 71395), (61570, 68452)]