19545280

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:713

約数の個数: 56

約数和(自身を含む): 47073312

約数和(自身を除く): 27528032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 593, 824, 1030, 1186, 1648, 2060, 2372, 2965, 3296, 4120, 4744, 5930, 6592, 8240, 9488, 11860, 16480, 18976, 23720, 32960, 37952, 47440, 61079, 94880, 122158, 189760, 244316, 305395, 488632, 610790, 977264, 1221580, 1954528, 2443160, 3909056, 4886320, 9772640, 19545280]

約数ペア:

[(1, 19545280), (2, 9772640), (4, 4886320), (5, 3909056), (8, 2443160), (10, 1954528), (16, 1221580), (20, 977264), (32, 610790), (40, 488632), (64, 305395), (80, 244316), (103, 189760), (160, 122158), (206, 94880), (320, 61079), (412, 47440), (515, 37952), (593, 32960), (824, 23720), (1030, 18976), (1186, 16480), (1648, 11860), (2060, 9488), (2372, 8240), (2965, 6592), (3296, 5930), (4120, 4744)]