2494489960

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{359}}^1\times {\mathrm{641}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 5657817600

約数和(自身を除く): 3163327640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 359, 542, 641, 718, 1084, 1282, 1355, 1436, 1795, 2168, 2564, 2710, 2872, 3205, 3590, 5128, 5420, 6410, 7180, 10840, 12820, 14360, 25640, 97289, 173711, 194578, 230119, 347422, 389156, 460238, 486445, 694844, 778312, 868555, 920476, 972890, 1150595, 1389688, 1737110, 1840952, 1945780, 2301190, 3474220, 3891560, 4602380, 6948440, 9204760, 62362249, 124724498, 249448996, 311811245, 498897992, 623622490, 1247244980, 2494489960]

約数ペア:

[(1, 2494489960), (2, 1247244980), (4, 623622490), (5, 498897992), (8, 311811245), (10, 249448996), (20, 124724498), (40, 62362249), (271, 9204760), (359, 6948440), (542, 4602380), (641, 3891560), (718, 3474220), (1084, 2301190), (1282, 1945780), (1355, 1840952), (1436, 1737110), (1795, 1389688), (2168, 1150595), (2564, 972890), (2710, 920476), (2872, 868555), (3205, 778312), (3590, 694844), (5128, 486445), (5420, 460238), (6410, 389156), (7180, 347422), (10840, 230119), (12820, 194578), (14360, 173711), (25640, 97289)]