20120406584

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{8663}}^1$

素因数の和:8880

約数の個数: 64

約数和(自身を含む): 39583736640

約数和(自身を除く): 19463330056

約数列:

[1, 2, 4, 8, 41, 73, 82, 97, 146, 164, 194, 292, 328, 388, 584, 776, 2993, 3977, 5986, 7081, 7954, 8663, 11972, 14162, 15908, 17326, 23944, 28324, 31816, 34652, 56648, 69304, 290321, 355183, 580642, 632399, 710366, 840311, 1161284, 1264798, 1420732, 1680622, 2322568, 2529596, 2841464, 3361244, 5059192, 6722488, 25928359, 34452751, 51856718, 61342703, 68905502, 103713436, 122685406, 137811004, 207426872, 245370812, 275622008, 490741624, 2515050823, 5030101646, 10060203292, 20120406584]

約数ペア:

[(1, 20120406584), (2, 10060203292), (4, 5030101646), (8, 2515050823), (41, 490741624), (73, 275622008), (82, 245370812), (97, 207426872), (146, 137811004), (164, 122685406), (194, 103713436), (292, 68905502), (328, 61342703), (388, 51856718), (584, 34452751), (776, 25928359), (2993, 6722488), (3977, 5059192), (5986, 3361244), (7081, 2841464), (7954, 2529596), (8663, 2322568), (11972, 1680622), (14162, 1420732), (15908, 1264798), (17326, 1161284), (23944, 840311), (28324, 710366), (31816, 632399), (34652, 580642), (56648, 355183), (69304, 290321)]